submission_id stringlengths 10 10 | problem_id stringlengths 6 6 | language stringclasses 3 values | code stringlengths 1 522k | compiler_output stringlengths 43 10.2k |
|---|---|---|---|---|
s683319672 | p03844 | C | #include <stdio.h>
#include <string.h>
int main(void){
int A, B;
char op;
scanf("%d %c %d", &A, &op, &B);
if (op == '+'){
printf("%d\n", &A+&B);
} else if (op == '-'){
printf("%d\n", &A-&B);
} else {
printf("%s\n", "Invalid!")
}
return 0;
} | main.c: In function 'main':
main.c:9:22: error: invalid operands to binary + (have 'int *' and 'int *')
9 | printf("%d\n", &A+&B);
| ~~^~~
| | |
| | int *
| int *
main.c:13:31: error: expected ';' before '}' token
13 | printf("%s\n", "Invalid!")
| ^
| ;
14 | }
| ~
|
s035123842 | p03844 | C | #include <stdio.h>
#include <string.h>
int main(void){
int A, B;
char op;
scanf("%d %c %d", &A, &op, &B);
if (op = '+'){
printf("%d\n", A+B);
} else if (op = '-'){
printf("%d\n", A-B);
} else {
printf("%s\n", "Invalid!")
}
return 0;
} | main.c: In function 'main':
main.c:13:31: error: expected ';' before '}' token
13 | printf("%s\n", "Invalid!")
| ^
| ;
14 | }
| ~
|
s508750997 | p03844 | C | #include <stdio.h>
#include <string.h>
int main(void){
int A, B;
char op;
scanf("%d %c %d", &A, &op, &B);
if (op = '+'){
printf("%d\n", &A+&B);
} else if (op = '-'){
printf("%d\n", &A-&B);
} else {
printf("%s\n", "Invalid!")
}
return 0;
} | main.c: In function 'main':
main.c:9:22: error: invalid operands to binary + (have 'int *' and 'int *')
9 | printf("%d\n", &A+&B);
| ~~^~~
| | |
| | int *
| int *
main.c:13:31: error: expected ';' before '}' token
13 | printf("%s\n", "Invalid!")
| ^
| ;
14 | }
| ~
|
s862393336 | p03844 | C | #include<stdio.h>
int main() {
int A,B;
char op;
scanf("%d%c%d",&A,&op,&B);
if(op=='+')
printf("%d",a+b);
else if(op=='-')
printf("%d",a-b);
else
printf("Error");
return 0;
}
| main.c: In function 'main':
main.c:7:29: error: 'a' undeclared (first use in this function)
7 | printf("%d",a+b);
| ^
main.c:7:29: note: each undeclared identifier is reported only once for each function it appears in
main.c:7:31: error: 'b' undeclared (first use in this function)
7 | printf("%d",a+b);
| ^
|
s156487165 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int min()
{
int a,b;
char s;
cin>>a>>s>>b;
if(s=='+')
cout<<a+b;
else
cout<<a-b;
} | a.cc: In function 'int min()':
a.cc:13:1: warning: no return statement in function returning non-void [-Wreturn-type]
13 | }
| ^
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
|
s845384275 | p03844 | C++ | 1 + 2 | a.cc:1:1: error: expected unqualified-id before numeric constant
1 | 1 + 2
| ^
|
s708105981 | p03844 | Java | import java.util*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
String op = sc.next();
int b = sc.nextInt();
System.out.println(op.equals("+") ? a+b : a-b);
}
} | Main.java:1: error: ';' expected
import java.util*;
^
1 error
|
s796613547 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A;
string S;
int B;
cin >> A >> S >> B;
if(S == '+'){
cout << A + B << endl;
}
if(S == '-'){
cout << A - B << endl;
}
}
| a.cc: In function 'int main()':
a.cc:9:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
9 | if(S == '+'){
| ~ ^~ ~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
9 | if(S == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
9 | if(S == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(S == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
9 | if(S == '+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
9 | if(S == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
9 | if(S == '+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic |
s377164798 | p03844 | C++ | a, op, b = input().split()
if op == "+":
print(int(a) + int(b))
else:
print(int(a) - int(b)) | a.cc:1:1: error: 'a' does not name a type
1 | a, op, b = input().split()
| ^
|
s696871656 | p03844 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
int a,b;
char op;
cin >> a >> op >> b;
if(c == '+'){
cout << a+b << endl;
}else if(c =='-'){
cout << a-b << endl;
}
} | a.cc: In function 'int main()':
a.cc:9:6: error: 'c' was not declared in this scope
9 | if(c == '+'){
| ^
|
s048490123 | p03844 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
int a , b ;
string op ;
cin > > a >> op >> b ;
if ( op == "+")
cout << a + b << endl ;
else
cout << a - b << endl ;
return 0;
} | a.cc: In function 'int main()':
a.cc:7:7: error: expected primary-expression before '>' token
7 | cin > > a >> op >> b ;
| ^
a.cc:7:11: error: no match for 'operator>>' (operand types are 'int' and 'std::string' {aka 'std::__cxx11::basic_string<char>'})
7 | cin > > a >> op >> b ;
| ~ ^~ ~~
| | |
| int std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41,
from a.cc:1:
/usr/include/c++/14/cstddef:131:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator>>(byte, _IntegerType)'
131 | operator>>(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:131:5: note: template argument deduction/substitution failed:
a.cc:7:9: note: cannot convert 'a' (type 'int') to type 'std::byte'
7 | cin > > a >> op >> b ;
| ^
In file included from /usr/include/c++/14/string:55,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/basic_string.tcc:835:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
835 | operator>>(basic_istream<_CharT, _Traits>& __in,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.tcc:835:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/bitset:1597:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, bitset<_Nb>&)'
1597 | operator>>(std::basic_istream<_CharT, _Traits>& __is, bitset<_Nb>& __x)
| ^~~~~~~~
/usr/include/c++/14/bitset:1597:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
In file included from /usr/include/c++/14/istream:1109,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/bits/istream.tcc:978:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT&)'
978 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
| ^~~~~~~~
/usr/include/c++/14/bits/istream.tcc:978:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/istream:849:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char&)'
849 | operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
| ^~~~~~~~
/usr/include/c++/14/istream:849:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<char, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/istream:854:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char&)'
854 | operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
| ^~~~~~~~
/usr/include/c++/14/istream:854:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<char, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/istream:896:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT*)'
896 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:896:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/istream:939:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char*)'
939 | operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:939:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<char, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/istream:945:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char*)'
945 | operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:945:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<char, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/istream:1099:5: note: candidate: 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&)'
1099 | operator>>(_Istream&& __is, _Tp&& __x)
| ^~~~~~~~
/usr/include/c++/14/istream:1099:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/istream: In substitution of 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&) [with _Istream = int&; _Tp = std::__cxx11::basic_string<char>&]':
a.cc:7:14: required from here
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/istream:1099:5: error: no type named 'type' in 'struct std::enable_if<false, void>'
1099 | operator>>(_Istream&& __is, _Tp&& __x)
| ^~~~~~~~
/usr/include/c++/14/complex:509:5: note: candidate: 'template<class _Tp, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, complex<_Tp>&)'
509 | operator>>(basic_istream<_CharT, _Traits>& __is, complex<_Tp>& __x)
| ^~~~~~~~
/usr/include/c++/14/complex:509:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:143:
/usr/include/c++/14/iomanip:76:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Resetiosflags)'
76 | operator>>(basic_istream<_CharT, _Traits>& __is, _Resetiosflags __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:76:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/iomanip:106:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setiosflags)'
106 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setiosflags __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:106:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/iomanip:137:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setbase)'
137 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setbase __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:137:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/iomanip:177:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setfill<_CharT>)'
177 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setfill<_CharT> __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:177:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/iomanip:207:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setprecision)'
207 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setprecision __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:207:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/iomanip:237:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setw)'
237 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setw __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:237:5: note: template argument deduction/substitution failed:
a.cc:7:14: note: mismatched types 'std::basic_istream<_CharT, _Traits>' and 'int'
7 | cin > > a >> op >> b ;
| ^~
/usr/include/c++/14/iomanip:271:5: note: candidate: 'template<class _CharT, class |
s707162693 | p03844 | C++ | int a , b ;
string op ;
cin > > a >> op >> b ;
if ( op == "+")
cout << a + b << endl ;
else
cout << a - b << endl ; | a.cc:2:1: error: 'string' does not name a type
2 | string op ;
| ^~~~~~
a.cc:3:1: error: 'cin' does not name a type
3 | cin > > a >> op >> b ;
| ^~~
a.cc:4:1: error: expected unqualified-id before 'if'
4 | if ( op == "+")
| ^~
a.cc:6:1: error: expected unqualified-id before 'else'
6 | else
| ^~~~
|
s102995778 | p03844 | C++ | //#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
#include <algorithm>
#define rep(i,n) for(int i=0;i<(n);++i)
#define all(a) (a).begin(),(a).end()
using namespace std;
using Graph = vector<vector<int>>;
typedef long long ll;
const int mod= 1e+9+7;
int main(){
ll a,b; string s;
cin>>a>>s>>b;
if(s=='+')cout<<a+b<<endl;
else cout<<a-b<<endl;
}
| a.cc: In function 'int main()':
a.cc:14:9: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
14 | if(s=='+')cout<<a+b<<endl;
| ~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:2:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::__cxx11::basic_string<char>' is not derived f |
s636798103 | p03844 | C++ | //#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
#include <algorithm>
#define rep(i,n) for(int i=0;i<(n);++i)
#define all(a) (a).begin(),(a).end()
using namespace std;
using Graph = vector<vector<int>>;
typedef long long ll;
const int mod= 1e+9+7;
int main(){
ll a,b; string s;
cin>>a>>s>>b;
if(s=='+')cout<<a+b<<endl;
else cout<<a-b<endl;
}
| a.cc: In function 'int main()':
a.cc:14:9: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
14 | if(s=='+')cout<<a+b<<endl;
| ~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:2:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
14 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:14:11: note: 'std::__cxx11::basic_string<char>' is not derived f |
s520957925 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int a, b;
string op;
cin << a << op << b;
int ans;
if (op == "+") ans = a + b;
else if (op == "-") ans = a - b;
cout << ans << endl;
}
| a.cc: In function 'int main()':
a.cc:7:7: error: no match for 'operator<<' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'int')
7 | cin << a << op << b;
| ~~~ ^~ ~
| | |
| | int
| std::istream {aka std::basic_istream<char>}
a.cc:7:7: note: candidate: 'operator<<(int, int)' (built-in)
7 | cin << a << op << b;
| ~~~~^~~~
a.cc:7:7: note: no known conversion for argument 1 from 'std::istream' {aka 'std::basic_istream<char>'} to 'int'
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1715:5: note: candidate: 'template<class _Ch_type, class _Ch_traits, class _Bi_iter> std::basic_ostream<_CharT, _Traits>& std::__cxx11::operator<<(std::basic_ostream<_CharT, _Traits>&, const sub_match<_Bi_iter>&)'
1715 | operator<<(basic_ostream<_Ch_type, _Ch_traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1715:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41:
/usr/include/c++/14/cstddef:125:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator<<(byte, _IntegerType)'
125 | operator<<(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:125:5: note: template argument deduction/substitution failed:
a.cc:7:3: note: cannot convert 'std::cin' (type 'std::istream' {aka 'std::basic_istream<char>'}) to type 'std::byte'
7 | cin << a << op << b;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/string_view:763:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, basic_string_view<_CharT, _Traits>)'
763 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/string_view:763:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
/usr/include/c++/14/bits/basic_string.h:4077:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
4077 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:4077:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
/usr/include/c++/14/bitset:1687:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const bitset<_Nb>&)'
1687 | operator<<(std::basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bitset:1687:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
In file included from /usr/include/c++/14/bits/ios_base.h:46,
from /usr/include/c++/14/streambuf:43,
from /usr/include/c++/14/bits/streambuf_iterator.h:35,
from /usr/include/c++/14/iterator:66,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:54:
/usr/include/c++/14/system_error:339:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const error_code&)'
339 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
| ^~~~~~~~
/usr/include/c++/14/system_error:339:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
In file included from /usr/include/c++/14/memory:80,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:56:
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: candidate: 'template<class _Ch, class _Tr, class _Tp, __gnu_cxx::_Lock_policy _Lp> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __shared_ptr<_Tp, _Lp>&)'
70 | operator<<(std::basic_ostream<_Ch, _Tr>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
In file included from /usr/include/c++/14/istream:41,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:563:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, _CharT)'
563 | operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:563:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
/usr/include/c++/14/ostream:573:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, char)'
573 | operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:573:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
/usr/include/c++/14/ostream:579:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, char)'
579 | operator<<(basic_ostream<char, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:579:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin << a << op << b;
| ^
/usr/include/c++/14/ostream:590:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, signed char)'
590 | operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:590:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin << a << op << b;
| ^
/usr/include/c++/14/ostream:595:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, unsigned char)'
595 | operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:595:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin << a << op << b;
| ^
/usr/include/c++/14/ostream:654:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const _CharT*)'
654 | operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/ostream:654:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
In file included from /usr/include/c++/14/ostream:1022:
/usr/include/c++/14/bits/ostream.tcc:307:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const char*)'
307 | operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
| ^~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:307:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << a << op << b;
| ^
/usr/include/c++/14/ostream:671:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, const char*)'
671 | operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
| ^~~~~~~~
/usr/include/c++/14/ostream:671:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin << a << op << b;
| ^ |
s800741912 | p03844 | C++ | #include(iostream)
using namespace std;
int main(){
int a,c;
string b;
cin >> a >> b >> c;
if(b=="+")
{
cout << a+c << endl;
}
else{
cout << a-c << endl;;
}
} | a.cc:1:9: error: #include expects "FILENAME" or <FILENAME>
1 | #include(iostream)
| ^
a.cc: In function 'int main()':
a.cc:5:3: error: 'string' was not declared in this scope
5 | string b;
| ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
+++ |+#include <string>
1 | #include(iostream)
a.cc:6:3: error: 'cin' was not declared in this scope
6 | cin >> a >> b >> c;
| ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | #include(iostream)
a.cc:6:15: error: 'b' was not declared in this scope
6 | cin >> a >> b >> c;
| ^
a.cc:9:5: error: 'cout' was not declared in this scope
9 | cout << a+c << endl;
| ^~~~
a.cc:9:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:9:20: error: 'endl' was not declared in this scope
9 | cout << a+c << endl;
| ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
+++ |+#include <ostream>
1 | #include(iostream)
a.cc:12:5: error: 'cout' was not declared in this scope
12 | cout << a-c << endl;;
| ^~~~
a.cc:12:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:12:20: error: 'endl' was not declared in this scope
12 | cout << a-c << endl;;
| ^~~~
a.cc:12:20: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
|
s687409370 | p03844 | C++ | #include(iostream)
using namespace std;
int main(){
int a,c;
char b;
cin >> a >> b >> c;
if(b=="+")
{
cout << a+c << endl;
}
else{
cout << a-c << endl;;
}
} | a.cc:1:9: error: #include expects "FILENAME" or <FILENAME>
1 | #include(iostream)
| ^
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
6 | cin >> a >> b >> c;
| ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | #include(iostream)
a.cc:7:7: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
7 | if(b=="+")
| ~^~~~~
a.cc:9:5: error: 'cout' was not declared in this scope
9 | cout << a+c << endl;
| ^~~~
a.cc:9:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:9:20: error: 'endl' was not declared in this scope
9 | cout << a+c << endl;
| ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
+++ |+#include <ostream>
1 | #include(iostream)
a.cc:12:5: error: 'cout' was not declared in this scope
12 | cout << a-c << endl;;
| ^~~~
a.cc:12:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:12:20: error: 'endl' was not declared in this scope
12 | cout << a-c << endl;;
| ^~~~
a.cc:12:20: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
|
s801199716 | p03844 | C++ | #include(iostream)
using namespace std;
int main(){
int a,c;
string b;
if(b=="+")
{
cout << a+c << endl;
}
else{
cout << a-c << endl;;
}
} | a.cc:1:9: error: #include expects "FILENAME" or <FILENAME>
1 | #include(iostream)
| ^
a.cc: In function 'int main()':
a.cc:5:3: error: 'string' was not declared in this scope
5 | string b;
| ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
+++ |+#include <string>
1 | #include(iostream)
a.cc:6:6: error: 'b' was not declared in this scope
6 | if(b=="+")
| ^
a.cc:8:5: error: 'cout' was not declared in this scope
8 | cout << a+c << endl;
| ^~~~
a.cc:1:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | #include(iostream)
a.cc:8:20: error: 'endl' was not declared in this scope
8 | cout << a+c << endl;
| ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
+++ |+#include <ostream>
1 | #include(iostream)
a.cc:11:5: error: 'cout' was not declared in this scope
11 | cout << a-c << endl;;
| ^~~~
a.cc:11:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:11:20: error: 'endl' was not declared in this scope
11 | cout << a-c << endl;;
| ^~~~
a.cc:11:20: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
|
s334234502 | p03844 | C++ | #include(iostream)
using namespace std;
int main(){
int a,c;
char b;
if(b=="+")
{
cout << a+c << endl;
}
else{
cout << a-c << endl;;
}
} | a.cc:1:9: error: #include expects "FILENAME" or <FILENAME>
1 | #include(iostream)
| ^
a.cc: In function 'int main()':
a.cc:6:7: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
6 | if(b=="+")
| ~^~~~~
a.cc:8:5: error: 'cout' was not declared in this scope
8 | cout << a+c << endl;
| ^~~~
a.cc:1:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | #include(iostream)
a.cc:8:20: error: 'endl' was not declared in this scope
8 | cout << a+c << endl;
| ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
+++ |+#include <ostream>
1 | #include(iostream)
a.cc:11:5: error: 'cout' was not declared in this scope
11 | cout << a-c << endl;;
| ^~~~
a.cc:11:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:11:20: error: 'endl' was not declared in this scope
11 | cout << a-c << endl;;
| ^~~~
a.cc:11:20: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
|
s797826756 | p03844 | C++ |
#include <bits/stdc++.h>
using namespace std;
int main()
{
int a,c;
string b;
cin>>a>>b>>c;
if(b=="+"){
cout<<a+b<<endl;
}
else if (b=="-") {
cout<<a-b<<endl;
}
else if(b=="*"){
cout<<a*b<<endl;
}
else if(b=="/"){
cout<<a/b<<endl;
}
}
| a.cc: In function 'int main()':
a.cc:11:12: error: no match for 'operator+' (operand types are 'int' and 'std::string' {aka 'std::__cxx11::basic_string<char>'})
11 | cout<<a+b<<endl;
| ~^~
| | |
| | std::string {aka std::__cxx11::basic_string<char>}
| int
In file included from /usr/include/c++/14/bits/stl_algobase.h:67,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
from a.cc:2:
/usr/include/c++/14/bits/stl_iterator.h:627:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename reverse_iterator<_Iterator>::difference_type, const reverse_iterator<_Iterator>&)'
627 | operator+(typename reverse_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:627:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename move_iterator<_IteratorL>::difference_type, const move_iterator<_IteratorL>&)'
1798 | operator+(typename move_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
11 | cout<<a+b<<endl;
| ^
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/basic_string.h:3598:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3598 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3598:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3616:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3616 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3616:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const _CharT*' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3635:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3635 | operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3635:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: deduced conflicting types for parameter '_CharT' ('int' and 'char')
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3652:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3652 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3652:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3670:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)'
3670 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3670:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3682:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3682 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3682:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3689:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3689 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3689:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3696:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3696 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3696:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3719:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3719 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3719:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const _CharT*' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3726:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3726 | operator+(_CharT __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3726:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: deduced conflicting types for parameter '_CharT' ('int' and 'char')
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3733:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)'
3733 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3733:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3740:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)'
3740 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3740:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
11 | cout<<a+b<<endl;
| ^
In file included from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/complex:340:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const complex<_Tp>&, const complex<_Tp>&)'
340 | operator+(const complex<_Tp>& __x, const complex<_Tp>& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:340:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const std::complex<_Tp>' and 'int'
11 | cout<<a+b<<endl;
| ^
/usr/include/c++/14/complex:349:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const complex<_Tp>&, const _Tp&)'
349 | operator+(const complex<_Tp>& __x, const _Tp& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:349:5: note: template argument deducti |
s456226368 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int a, c;
string b;
cin >> a >> b >> c;
if(b == "+") {
cout << a + b << endl;
}
else {
cout << a - b << endl;
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:8:15: error: no match for 'operator+' (operand types are 'int' and 'std::string' {aka 'std::__cxx11::basic_string<char>'})
8 | cout << a + b << endl;
| ~ ^ ~
| | |
| int std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/bits/stl_algobase.h:67,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
from a.cc:1:
/usr/include/c++/14/bits/stl_iterator.h:627:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename reverse_iterator<_Iterator>::difference_type, const reverse_iterator<_Iterator>&)'
627 | operator+(typename reverse_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:627:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename move_iterator<_IteratorL>::difference_type, const move_iterator<_IteratorL>&)'
1798 | operator+(typename move_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | cout << a + b << endl;
| ^
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/basic_string.h:3598:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3598 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3598:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3616:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3616 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3616:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const _CharT*' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3635:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3635 | operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3635:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: deduced conflicting types for parameter '_CharT' ('int' and 'char')
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3652:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3652 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3652:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3670:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)'
3670 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3670:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3682:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3682 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3682:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3689:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3689 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3689:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3696:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3696 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3696:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3719:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3719 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3719:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const _CharT*' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3726:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3726 | operator+(_CharT __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3726:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: deduced conflicting types for parameter '_CharT' ('int' and 'char')
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3733:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)'
3733 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3733:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/bits/basic_string.h:3740:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)'
3740 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3740:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
8 | cout << a + b << endl;
| ^
In file included from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/complex:340:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const complex<_Tp>&, const complex<_Tp>&)'
340 | operator+(const complex<_Tp>& __x, const complex<_Tp>& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:340:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const std::complex<_Tp>' and 'int'
8 | cout << a + b << endl;
| ^
/usr/include/c++/14/complex:349:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const complex<_Tp>&, const _Tp&)'
349 | operator+( |
s782892849 | p03844 | C++ | ##include <bits/stdc++.h>
using namespace std;
int main(int argc, char const *argv[]) {
int A, B, answer;
char op;
std::cin >> A >> B >> op;
if (op='+') {
answer == A + B;
}
else{
answer == A - B;
}
std::cout << answer << '\n';
return 0;
} | a.cc:1:1: error: stray '##' in program
1 | ##include <bits/stdc++.h>
| ^~
a.cc:1:3: error: 'include' does not name a type
1 | ##include <bits/stdc++.h>
| ^~~~~~~
a.cc: In function 'int main(int, const char**)':
a.cc:7:8: error: 'cin' is not a member of 'std'
7 | std::cin >> A >> B >> op;
| ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | ##include <bits/stdc++.h>
a.cc:14:8: error: 'cout' is not a member of 'std'
14 | std::cout << answer << '\n';
| ^~~~
a.cc:14:8: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
|
s016094832 | p03844 | C++ | ##include <bits/stdc++.h>
using namespace std;
int main(int argc, char const *argv[]) {
int A, B, answer;
char op;
std::cin >> A >> B >> op;
if (op='+') {
answer = A + B;
}
else{
answer = A - B;
}
std::cout << answer << '\n';
return 0;
} | a.cc:1:1: error: stray '##' in program
1 | ##include <bits/stdc++.h>
| ^~
a.cc:1:3: error: 'include' does not name a type
1 | ##include <bits/stdc++.h>
| ^~~~~~~
a.cc: In function 'int main(int, const char**)':
a.cc:7:8: error: 'cin' is not a member of 'std'
7 | std::cin >> A >> B >> op;
| ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | ##include <bits/stdc++.h>
a.cc:14:8: error: 'cout' is not a member of 'std'
14 | std::cout << answer << '\n';
| ^~~~
a.cc:14:8: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
|
s842631731 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main()
{
int a, b;
char x;
scanf("%d%d%c",&a,&b,&x);
cout << a x b << endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:11:12: error: expected ';' before 'x'
11 | cout << a x b << endl;
| ^~
| ;
|
s325945179 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main()
{
int a, b;
char x;
cin >> a >> x >> b;
cout << a x b << endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:10:12: error: expected ';' before 'x'
10 | cout << a x b << endl;
| ^~
| ;
|
s321986864 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
cin>>A>>B;
char op;
cin>>op;
cout<<(A op B)<<endl;
}
| a.cc: In function 'int main()':
a.cc:9:11: error: expected ')' before 'op'
9 | cout<<(A op B)<<endl;
| ~ ^~~
| )
|
s991291319 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int a;
string op;
int b;
cin >> a >> op >> b;
if (op == '+') {
cout << a + b << endl;
} else {
cout << a - b << endl;
}
}
| a.cc: In function 'int main()':
a.cc:12:10: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
12 | if (op == '+') {
| ~~ ^~ ~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
12 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
12 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
12 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
12 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
12 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:12:13: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
12 | if (op == '+') {
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'te |
s721981028 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
string op;
cin >> A >> op >>B;
if(op=="+"){
cout << A+B ,, nedl;
}
if (op=="-"){
cout >> A-B << endl;
}
} | a.cc: In function 'int main()':
a.cc:10:18: error: expected primary-expression before ',' token
10 | cout << A+B ,, nedl;
| ^
a.cc:10:20: error: 'nedl' was not declared in this scope
10 | cout << A+B ,, nedl;
| ^~~~
a.cc:13:10: error: no match for 'operator>>' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'int')
13 | cout >> A-B << endl;
| ~~~~ ^~ ~~~
| | |
| | int
| std::ostream {aka std::basic_ostream<char>}
a.cc:13:10: note: candidate: 'operator>>(int, int)' (built-in)
13 | cout >> A-B << endl;
| ~~~~~^~~~~~
a.cc:13:10: note: no known conversion for argument 1 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'int'
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41,
from a.cc:1:
/usr/include/c++/14/cstddef:131:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator>>(byte, _IntegerType)'
131 | operator>>(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:131:5: note: template argument deduction/substitution failed:
a.cc:13:5: note: cannot convert 'std::cout' (type 'std::ostream' {aka 'std::basic_ostream<char>'}) to type 'std::byte'
13 | cout >> A-B << endl;
| ^~~~
In file included from /usr/include/c++/14/string:55,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/basic_string.tcc:835:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
835 | operator>>(basic_istream<_CharT, _Traits>& __in,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.tcc:835:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/bitset:1597:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, bitset<_Nb>&)'
1597 | operator>>(std::basic_istream<_CharT, _Traits>& __is, bitset<_Nb>& __x)
| ^~~~~~~~
/usr/include/c++/14/bitset:1597:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
In file included from /usr/include/c++/14/istream:1109,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/bits/istream.tcc:978:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT&)'
978 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
| ^~~~~~~~
/usr/include/c++/14/bits/istream.tcc:978:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/istream:849:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char&)'
849 | operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
| ^~~~~~~~
/usr/include/c++/14/istream:849:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/istream:854:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char&)'
854 | operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
| ^~~~~~~~
/usr/include/c++/14/istream:854:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/istream:896:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT*)'
896 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:896:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/istream:939:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char*)'
939 | operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:939:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/istream:945:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char*)'
945 | operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:945:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/istream:1099:5: note: candidate: 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&)'
1099 | operator>>(_Istream&& __is, _Tp&& __x)
| ^~~~~~~~
/usr/include/c++/14/istream:1099:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/istream: In substitution of 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&) [with _Istream = std::basic_ostream<char>&; _Tp = int]':
a.cc:13:15: required from here
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/istream:1099:5: error: no type named 'type' in 'struct std::enable_if<false, void>'
1099 | operator>>(_Istream&& __is, _Tp&& __x)
| ^~~~~~~~
/usr/include/c++/14/complex:509:5: note: candidate: 'template<class _Tp, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, complex<_Tp>&)'
509 | operator>>(basic_istream<_CharT, _Traits>& __is, complex<_Tp>& __x)
| ^~~~~~~~
/usr/include/c++/14/complex:509:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:143:
/usr/include/c++/14/iomanip:76:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Resetiosflags)'
76 | operator>>(basic_istream<_CharT, _Traits>& __is, _Resetiosflags __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:76:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/iomanip:106:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setiosflags)'
106 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setiosflags __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:106:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/iomanip:137:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setbase)'
137 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setbase __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:137:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/iomanip:177:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setfill<_CharT>)'
177 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setfill<_CharT> __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:177:5: note: template argument deduction/substitution failed:
a.cc:13:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
13 | cout >> A-B << endl;
| ^
/usr/include/c++/14/iomanip:207:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, |
s030907656 | p03844 | C++ | #include<bits\stdc++.h>
using namespace std;
int main()
{
int a,c;
char b;
cin>>a>>b>>c;
if(b=='+')
cout<<a+c<<endl;
else if(b=='-')
cout<<a-c<<endl;
return 0;
}
| a.cc:1:9: fatal error: bits\stdc++.h: No such file or directory
1 | #include<bits\stdc++.h>
| ^~~~~~~~~~~~~~~
compilation terminated.
|
s610970212 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
char a, b, c;
cin >> a >> b >> c;
int(a);
int(c);
if(b==('+')){
cout << a+c <<endl;
}
else {
cout << a-c <<endl;
}
} | a.cc: In function 'int main()':
a.cc:7:9: error: conflicting declaration 'int a'
7 | int(a);
| ^
a.cc:5:7: note: previous declaration as 'char a'
5 | char a, b, c;
| ^
a.cc:8:9: error: conflicting declaration 'int c'
8 | int(c);
| ^
a.cc:5:13: note: previous declaration as 'char c'
5 | char a, b, c;
| ^
|
s277024016 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
char op;
cin >> A>>op>>B;
if(op=='+'){sout>>A+B>>endl;}
else{sout>>A-B>>endl;}
}
| a.cc: In function 'int main()':
a.cc:8:13: error: 'sout' was not declared in this scope; did you mean 'stdout'?
8 | if(op=='+'){sout>>A+B>>endl;}
| ^~~~
| stdout
a.cc:9:8: error: 'sout' was not declared in this scope; did you mean 'stdout'?
9 | else{sout>>A-B>>endl;}
| ^~~~
| stdout
|
s227752213 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B
char op;
int ans = 0;
cin >> A >> op >> B;
if(op == '+'){
ans = A + B;
}
else{
ans = A - B;
}
cout << ans << endl;
} | a.cc: In function 'int main()':
a.cc:6:3: error: expected initializer before 'char'
6 | char op;
| ^~~~
a.cc:8:15: error: 'op' was not declared in this scope
8 | cin >> A >> op >> B;
| ^~
a.cc:8:21: error: 'B' was not declared in this scope
8 | cin >> A >> op >> B;
| ^
|
s509301928 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
char A, op, B;
int ans = 0;
cin >> A >> op >> B;
if(op == '+'){
ans = stoi(A) + stoi(B);
}
else{
ans = stoi(A) - stoi(B);
}
cout << ans << endl;
} | a.cc: In function 'int main()':
a.cc:10:15: error: no matching function for call to 'stoi(char&)'
10 | ans = stoi(A) + stoi(B);
| ~~~~^~~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:4164:3: note: candidate: 'int std::__cxx11::stoi(const std::string&, std::size_t*, int)'
4164 | stoi(const string& __str, size_t* __idx = 0, int __base = 10)
| ^~~~
/usr/include/c++/14/bits/basic_string.h:4164:22: note: no known conversion for argument 1 from 'char' to 'const std::string&' {aka 'const std::__cxx11::basic_string<char>&'}
4164 | stoi(const string& __str, size_t* __idx = 0, int __base = 10)
| ~~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/bits/basic_string.h:4432:3: note: candidate: 'int std::__cxx11::stoi(const std::wstring&, std::size_t*, int)'
4432 | stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
| ^~~~
/usr/include/c++/14/bits/basic_string.h:4432:23: note: no known conversion for argument 1 from 'char' to 'const std::wstring&' {aka 'const std::__cxx11::basic_string<wchar_t>&'}
4432 | stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
| ~~~~~~~~~~~~~~~^~~~~
a.cc:10:25: error: no matching function for call to 'stoi(char&)'
10 | ans = stoi(A) + stoi(B);
| ~~~~^~~
/usr/include/c++/14/bits/basic_string.h:4164:3: note: candidate: 'int std::__cxx11::stoi(const std::string&, std::size_t*, int)'
4164 | stoi(const string& __str, size_t* __idx = 0, int __base = 10)
| ^~~~
/usr/include/c++/14/bits/basic_string.h:4164:22: note: no known conversion for argument 1 from 'char' to 'const std::string&' {aka 'const std::__cxx11::basic_string<char>&'}
4164 | stoi(const string& __str, size_t* __idx = 0, int __base = 10)
| ~~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/bits/basic_string.h:4432:3: note: candidate: 'int std::__cxx11::stoi(const std::wstring&, std::size_t*, int)'
4432 | stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
| ^~~~
/usr/include/c++/14/bits/basic_string.h:4432:23: note: no known conversion for argument 1 from 'char' to 'const std::wstring&' {aka 'const std::__cxx11::basic_string<wchar_t>&'}
4432 | stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
| ~~~~~~~~~~~~~~~^~~~~
a.cc:13:15: error: no matching function for call to 'stoi(char&)'
13 | ans = stoi(A) - stoi(B);
| ~~~~^~~
/usr/include/c++/14/bits/basic_string.h:4164:3: note: candidate: 'int std::__cxx11::stoi(const std::string&, std::size_t*, int)'
4164 | stoi(const string& __str, size_t* __idx = 0, int __base = 10)
| ^~~~
/usr/include/c++/14/bits/basic_string.h:4164:22: note: no known conversion for argument 1 from 'char' to 'const std::string&' {aka 'const std::__cxx11::basic_string<char>&'}
4164 | stoi(const string& __str, size_t* __idx = 0, int __base = 10)
| ~~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/bits/basic_string.h:4432:3: note: candidate: 'int std::__cxx11::stoi(const std::wstring&, std::size_t*, int)'
4432 | stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
| ^~~~
/usr/include/c++/14/bits/basic_string.h:4432:23: note: no known conversion for argument 1 from 'char' to 'const std::wstring&' {aka 'const std::__cxx11::basic_string<wchar_t>&'}
4432 | stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
| ~~~~~~~~~~~~~~~^~~~~
a.cc:13:25: error: no matching function for call to 'stoi(char&)'
13 | ans = stoi(A) - stoi(B);
| ~~~~^~~
/usr/include/c++/14/bits/basic_string.h:4164:3: note: candidate: 'int std::__cxx11::stoi(const std::string&, std::size_t*, int)'
4164 | stoi(const string& __str, size_t* __idx = 0, int __base = 10)
| ^~~~
/usr/include/c++/14/bits/basic_string.h:4164:22: note: no known conversion for argument 1 from 'char' to 'const std::string&' {aka 'const std::__cxx11::basic_string<char>&'}
4164 | stoi(const string& __str, size_t* __idx = 0, int __base = 10)
| ~~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/bits/basic_string.h:4432:3: note: candidate: 'int std::__cxx11::stoi(const std::wstring&, std::size_t*, int)'
4432 | stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
| ^~~~
/usr/include/c++/14/bits/basic_string.h:4432:23: note: no known conversion for argument 1 from 'char' to 'const std::wstring&' {aka 'const std::__cxx11::basic_string<wchar_t>&'}
4432 | stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
| ~~~~~~~~~~~~~~~^~~~~
|
s670375605 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B;
char op;
cin >> A >> op >> B;
if (op == '+') {
cout << A + B;
} else if (op == '-'){
cout << A - B;
} | a.cc: In function 'int main()':
a.cc:13:4: error: expected '}' at end of input
13 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s248858326 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
#define vi vector<int>
#define all(v) v.begin(),v.end()
#define ll long long int
#define IOS ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
const ll MOD=1e9+7;
void solve(){
int a,b;
char c;
cin >> a >> c >> b;
if(c=='+')cout << a+b;
else cout << a-b;
}
int main(){
IOS
solve();
}
// integer overflow
// remember to clear visited array
// take input as vector<string> while using grid
3 | a.cc:26:1: error: expected unqualified-id before numeric constant
26 | 3
| ^
|
s849444441 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
#define vi vector<int>
#define all(v) v.begin(),v.end()
#define ll long long int
#define IOS ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
const ll MOD=1e9+7;
void solve(){
int a,b;
cin >> a >> c >> b;
char c;
if(c=='+')cout << a+b;
else cout << a-b;
}
int main(){
IOS
solve();
}
// integer overflow
// remember to clear visited array
// take input as vector<string> while using grid
| a.cc: In function 'void solve()':
a.cc:12:16: error: 'c' was not declared in this scope
12 | cin >> a >> c >> b;
| ^
|
s976249818 | p03844 | C++ | #include<bits/stdc++.h>
using namespace std
typedef long long int ll;
int main(){
ll a,b;
char x;
cin>>a>>x>>b;
if(x == '+'){
cout<<a+b<<"\n";
}
else{
cout<<a-b<<"\n";
}
return 0;
} | a.cc:2:20: error: expected ';' before 'typedef'
2 | using namespace std
| ^
| ;
3 | typedef long long int ll;
| ~~~~~~~
|
s396687779 | p03844 | C++ | #include<iostream>
using namespace std;
int main(){
int a,b;
char op;
cin>>a>>op>>b;
if(op=="+")
cout<<a+b<<endl;
else
cout<<a-b<<endl;
} | a.cc: In function 'int main()':
a.cc:7:8: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
7 | if(op=="+")
| ~~^~~~~
|
s957395310 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A,B;
char x
cin >> A >> x >> B;
if( x == '+' ){
cout << A+B << endl;
}
else{
cout << A-B << endl;
}
}
| a.cc: In function 'int main()':
a.cc:8:3: error: expected initializer before 'cin'
8 | cin >> A >> x >> B;
| ^~~
a.cc:10:7: error: 'x' was not declared in this scope
10 | if( x == '+' ){
| ^
|
s569608501 | p03844 | C++ | #include <bits/stdc++.h>
int main() {
int A, B;
char op;
cin >> A >> op >> B;
if (op == '+') {
cout << A+B;
} else {
cout << A-B;
}
} | a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
5 | cin >> A >> op >> B;
| ^~~
| std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
62 | extern istream cin; ///< Linked to standard input
| ^~~
a.cc:7:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
7 | cout << A+B;
| ^~~~
| std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
63 | extern ostream cout; ///< Linked to standard output
| ^~~~
a.cc:9:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
9 | cout << A-B;
| ^~~~
| std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
63 | extern ostream cout; ///< Linked to standard output
| ^~~~
|
s332167030 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int a, b;
string op;
cin >> a >> op >> b;
if (op == '+') {
cout << a + b << endl;
} else {
cout << a - b << endl;
}
}
| a.cc: In function 'int main()':
a.cc:11:10: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
11 | if (op == '+') {
| ~~ ^~ ~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
11 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
11 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
11 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
11 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
11 | if (op == '+') {
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:11:13: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
11 | if (op == '+') {
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'te |
s759740391 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int x, y, sum;
string op;
if (op == '+'){
sum = x + y;
} else if(op == '-'){
sum = x - y;
}
cout << sum << endl;
} | a.cc: In function 'int main()':
a.cc:8:14: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if (op == '+'){
| ~~ ^~ ~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
8 | if (op == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if (op == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if (op == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if (op == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if (op == '+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if (op == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:17: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
|
s142005680 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,b;
char op;
cin >> a >> op >> b;
if (op == "+"){
cout << a + b << endl;
} else {
cout << a - b <<endl;
}
} | a.cc: In function 'int main()':
a.cc:10:12: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
10 | if (op == "+"){
| ~~~^~~~~~
|
s123517005 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
string op;
cin >> A >> op >> B;
if(op=='+'){
cout << A+B << endl;
}
if(op=='-'){
cout << A-B << endl;
}
} | a.cc: In function 'int main()':
a.cc:9:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
9 | if(op=='+'){
| ~~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
63 |
s783212811 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B;
string S;
cin A >> S >> B;
if(S == "+")
cout << A + B << endl;
else
cout << A - B << endl;
return 0;
}
| a.cc: In function 'int main()':
a.cc:7:6: error: expected ';' before 'A'
7 | cin A >> S >> B;
| ^~
| ;
|
s945711794 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B;
String S;
cin A >> S >> B;
if(S == "+")
cout << A + B << endl;
else
cout << A - B << endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:6:3: error: 'String' was not declared in this scope
6 | String S;
| ^~~~~~
a.cc:7:6: error: expected ';' before 'A'
7 | cin A >> S >> B;
| ^~
| ;
a.cc:9:6: error: 'S' was not declared in this scope
9 | if(S == "+")
| ^
|
s558944354 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B;
string op;
cin >> A >> op >> B;
if(op == '+')
cout << A + B;
else if(op == '-')
cout << A - B;
} | a.cc: In function 'int main()':
a.cc:10:15: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
10 | if(op == '+')
| ~~ ^~ ~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
10 | if(op == '+')
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
10 | if(op == '+')
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
10 | if(op == '+')
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
10 | if(op == '+')
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
10 | if(op == '+')
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
10 | if(op == '+')
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:10:18: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::bas |
s769790485 | p03844 | C++ | #include <iostream>
using namespace std;
int a, b;
string op;
cin>> a >> op >> b;
if (op == "+")
cout << a + b << endl;
else
cout << a - b << endl; | a.cc:7:1: error: 'cin' does not name a type
7 | cin>> a >> op >> b;
| ^~~
a.cc:8:1: error: expected unqualified-id before 'if'
8 | if (op == "+")
| ^~
a.cc:10:1: error: expected unqualified-id before 'else'
10 | else
| ^~~~
|
s733657304 | p03844 | C | #include <iostream>
using namespace std;
int a, b;
string op;
cin>> a >> op >> b;
if (op == "+")
cout << a + b << endl;
else
cout << a - b << endl; | main.c:1:10: fatal error: iostream: No such file or directory
1 | #include <iostream>
| ^~~~~~~~~~
compilation terminated.
|
s121477574 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
string c;
cin>>A>>c>>B;
if(c == '+'){
cout<<A + B<<endl;
}
else(c == '-'){
cout<<A-B<<endl;
}
} | a.cc: In function 'int main()':
a.cc:8:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if(c == '+'){
| ~ ^~ ~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
8 | if(c == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if(c == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(c == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if(c == '+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if(c == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(c == '+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic |
s927363232 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string op;
int A, B;
cin << A << op << B;
if (op=="+"){
cout << A+B << endl;
}
else {
cout << A-B << endl;
}
}
| a.cc: In function 'int main()':
a.cc:7:7: error: no match for 'operator<<' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'int')
7 | cin << A << op << B;
| ~~~ ^~ ~
| | |
| | int
| std::istream {aka std::basic_istream<char>}
a.cc:7:7: note: candidate: 'operator<<(int, int)' (built-in)
7 | cin << A << op << B;
| ~~~~^~~~
a.cc:7:7: note: no known conversion for argument 1 from 'std::istream' {aka 'std::basic_istream<char>'} to 'int'
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1715:5: note: candidate: 'template<class _Ch_type, class _Ch_traits, class _Bi_iter> std::basic_ostream<_CharT, _Traits>& std::__cxx11::operator<<(std::basic_ostream<_CharT, _Traits>&, const sub_match<_Bi_iter>&)'
1715 | operator<<(basic_ostream<_Ch_type, _Ch_traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1715:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41:
/usr/include/c++/14/cstddef:125:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator<<(byte, _IntegerType)'
125 | operator<<(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:125:5: note: template argument deduction/substitution failed:
a.cc:7:3: note: cannot convert 'std::cin' (type 'std::istream' {aka 'std::basic_istream<char>'}) to type 'std::byte'
7 | cin << A << op << B;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/string_view:763:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, basic_string_view<_CharT, _Traits>)'
763 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/string_view:763:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
/usr/include/c++/14/bits/basic_string.h:4077:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
4077 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:4077:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
/usr/include/c++/14/bitset:1687:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const bitset<_Nb>&)'
1687 | operator<<(std::basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bitset:1687:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
In file included from /usr/include/c++/14/bits/ios_base.h:46,
from /usr/include/c++/14/streambuf:43,
from /usr/include/c++/14/bits/streambuf_iterator.h:35,
from /usr/include/c++/14/iterator:66,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:54:
/usr/include/c++/14/system_error:339:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const error_code&)'
339 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
| ^~~~~~~~
/usr/include/c++/14/system_error:339:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
In file included from /usr/include/c++/14/memory:80,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:56:
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: candidate: 'template<class _Ch, class _Tr, class _Tp, __gnu_cxx::_Lock_policy _Lp> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __shared_ptr<_Tp, _Lp>&)'
70 | operator<<(std::basic_ostream<_Ch, _Tr>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
In file included from /usr/include/c++/14/istream:41,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:563:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, _CharT)'
563 | operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:563:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
/usr/include/c++/14/ostream:573:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, char)'
573 | operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:573:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
/usr/include/c++/14/ostream:579:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, char)'
579 | operator<<(basic_ostream<char, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:579:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin << A << op << B;
| ^
/usr/include/c++/14/ostream:590:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, signed char)'
590 | operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:590:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin << A << op << B;
| ^
/usr/include/c++/14/ostream:595:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, unsigned char)'
595 | operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:595:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin << A << op << B;
| ^
/usr/include/c++/14/ostream:654:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const _CharT*)'
654 | operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/ostream:654:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
In file included from /usr/include/c++/14/ostream:1022:
/usr/include/c++/14/bits/ostream.tcc:307:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const char*)'
307 | operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
| ^~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:307:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin << A << op << B;
| ^
/usr/include/c++/14/ostream:671:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, const char*)'
671 | operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
| ^~~~~~~~
/usr/include/c++/14/ostream:671:5: note: template argument deduction/substitution failed:
a.cc:7:10: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin << A << op << B;
| ^ |
s264799243 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,b,x;
string op;
cin>>a>>op>>b;
if(op=="+")
{x=a+b+}
else {
x=a-b;
}
cout<<x<<endl;}
| a.cc: In function 'int main()':
a.cc:8:10: error: expected primary-expression before '}' token
8 | {x=a+b+}
| ^
|
s420993055 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B;
string op;
cin >> A >> op >> B;
if(op == '+'){
cout << A + B << endl;
}
else{
cout << A - B << endl;
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:10:9: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
10 | if(op == '+'){
| ~~ ^~ ~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
10 | if(op == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
10 | if(op == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
10 | if(op == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
10 | if(op == '+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
10 | if(op == '+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:10:12: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
10 | if(op == '+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std: |
s517036498 | p03844 | C++ | #include <iostream>
#include <cmath>
using namespace std;
int main(){
int input1, input2;
string op;
cin>> input1;
cin>> op;
cin>> input2;
if(op="+"){
cout<<input1+input2<< endl;
}
else(op="-"){
cout<<input1-input2<< endl;
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:13:10: error: could not convert 'op.std::__cxx11::basic_string<char>::operator=(((const char*)"+"))' from 'std::__cxx11::basic_string<char>' to 'bool'
13 | if(op="+"){
| ~~^~~~
| |
| std::__cxx11::basic_string<char>
a.cc:16:17: error: expected ';' before '{' token
16 | else(op="-"){
| ^
| ;
|
s970457561 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main(){
ll a,b;
string t;
cin >> a >> t >> b;
if(op=="+"){
cout << a+b << endl;
}
else{
cout << a-b << endl;
}
}
| a.cc: In function 'int main()':
a.cc:9:6: error: 'op' was not declared in this scope
9 | if(op=="+"){
| ^~
|
s003918978 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A, B;
char op;
cin >> A >>op >> B;
if ( op == '+' ){
cout << A+B << endl;
} elseif ( op == '-' ){
cout << A-B << endl;
} else {
cout << "error" << endl;
}
}
| a.cc: In function 'int main()':
a.cc:11:5: error: 'elseif' was not declared in this scope
11 | } elseif ( op == '-' ){
| ^~~~~~
a.cc:13:5: error: 'else' without a previous 'if'
13 | } else {
| ^~~~
|
s109436205 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A, B;
char op;
cin >> A >>op >> B;
if ( op == '+' ){
cout << A+B << endl;
} elseif ( op == '++' ){
cout << A-B << endl;
} else {
cout << "error" << endl;
}
}
| a.cc:11:20: warning: multi-character character constant [-Wmultichar]
11 | } elseif ( op == '++' ){
| ^~~~
a.cc: In function 'int main()':
a.cc:11:5: error: 'elseif' was not declared in this scope
11 | } elseif ( op == '++' ){
| ^~~~~~
a.cc:13:5: error: 'else' without a previous 'if'
13 | } else {
| ^~~~
|
s439469824 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
char p;
int a, b;
cin >> a >> p >> b;
if( p == "+" ) cout << a+b << endl;
else cout << a-b << endl;
}
| a.cc: In function 'int main()':
a.cc:8:10: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
8 | if( p == "+" ) cout << a+b << endl;
| ~~^~~~~~
|
s374221492 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int a, b;
char op;
cin >> a >> op >> b;
if (op == +) {
cout << a + b << endl;
}
if (op == -) {
cout << a - b << endl;
}
} | a.cc: In function 'int main()':
a.cc:10:14: error: expected primary-expression before ')' token
10 | if (op == +) {
| ^
a.cc:13:14: error: expected primary-expression before ')' token
13 | if (op == -) {
| ^
|
s493864651 | p03844 | C++ | test | a.cc:1:1: error: 'test' does not name a type
1 | test
| ^~~~
|
s312818572 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int a, c;
char b;
cin >> a >> b >> c;
if (b == '+'){
x = a + b;
}
if (b == '-'){
x = a - b;
}
cout << x <<endl;
} | a.cc: In function 'int main()':
a.cc:9:5: error: 'x' was not declared in this scope
9 | x = a + b;
| ^
a.cc:12:5: error: 'x' was not declared in this scope
12 | x = a - b;
| ^
a.cc:14:11: error: 'x' was not declared in this scope
14 | cout << x <<endl;
| ^
|
s177572226 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int a,b;
string s;
cin>>a>>s>>b;
if(s=='+') cout<<a+b<<endl;
else cout<<a-b<<endl;
}
| a.cc: In function 'int main()':
a.cc:8:7: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if(s=='+') cout<<a+b<<endl;
| ~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if(s=='+') cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(s=='+') cout<<a+b<<endl;
|
s702771913 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int a,c,d;
string b;
cin >> a >> b >> c;
// ここにプログラムを追記
if (b == +) {
d = a + c;
}
else {
d = a - c;
}
cout << d << endl;
}
| a.cc: In function 'int main()':
a.cc:10:13: error: expected primary-expression before ')' token
10 | if (b == +) {
| ^
|
s820944301 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
char C;
cin >> A >> C >> B;
if(C == '+'){
cout << A C B << endl;
}
else if(C == '-'){
cout << A C B << endl;
}
} | a.cc: In function 'int main()':
a.cc:10:14: error: expected ';' before 'C'
10 | cout << A C B << endl;
| ^~
| ;
a.cc:13:14: error: expected ';' before 'C'
13 | cout << A C B << endl;
| ^~
| ;
|
s794814006 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
char op;
cin >> A >> op >> B;
if(op == '+'){
cout << A op B << endl;
}
else if(op == '-'){
cout << A op B << endl;
}
} | a.cc: In function 'int main()':
a.cc:10:14: error: expected ';' before 'op'
10 | cout << A op B << endl;
| ^~~
| ;
a.cc:13:14: error: expected ';' before 'op'
13 | cout << A op B << endl;
| ^~~
| ;
|
s161257782 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
string op;
cin >> A >> op >> B;
if(op == "+"){
cout << A op B << endl;
}
else if(op == "-"){
cout << A op B << endl;
}
} | a.cc: In function 'int main()':
a.cc:10:14: error: expected ';' before 'op'
10 | cout << A op B << endl;
| ^~~
| ;
a.cc:13:14: error: expected ';' before 'op'
13 | cout << A op B << endl;
| ^~~
| ;
|
s439849530 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A,B;
string op;
cin >> A >> op >> B;
if(op == "+"){
cout << A op B << endl;
}
else if(op == "-"){
cout << A op B << endl;
}
}
| a.cc: In function 'int main()':
a.cc:10:14: error: expected ';' before 'op'
10 | cout << A op B << endl;
| ^~~
| ;
a.cc:13:14: error: expected ';' before 'op'
13 | cout << A op B << endl;
| ^~~
| ;
|
s712041770 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main () {
int A, B;
string o;
cin >> A >> o >> B;
if (o=="+") {
cout >> A+B >> endl;
}
if (o=="-") {
cout >> A-B >> endl;
}
} | a.cc: In function 'int main()':
a.cc:10:10: error: no match for 'operator>>' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'int')
10 | cout >> A+B >> endl;
| ~~~~ ^~ ~~~
| | |
| | int
| std::ostream {aka std::basic_ostream<char>}
a.cc:10:10: note: candidate: 'operator>>(int, int)' (built-in)
10 | cout >> A+B >> endl;
| ~~~~~^~~~~~
a.cc:10:10: note: no known conversion for argument 1 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'int'
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41,
from a.cc:1:
/usr/include/c++/14/cstddef:131:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator>>(byte, _IntegerType)'
131 | operator>>(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:131:5: note: template argument deduction/substitution failed:
a.cc:10:5: note: cannot convert 'std::cout' (type 'std::ostream' {aka 'std::basic_ostream<char>'}) to type 'std::byte'
10 | cout >> A+B >> endl;
| ^~~~
In file included from /usr/include/c++/14/string:55,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/basic_string.tcc:835:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
835 | operator>>(basic_istream<_CharT, _Traits>& __in,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.tcc:835:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/bitset:1597:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, bitset<_Nb>&)'
1597 | operator>>(std::basic_istream<_CharT, _Traits>& __is, bitset<_Nb>& __x)
| ^~~~~~~~
/usr/include/c++/14/bitset:1597:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
In file included from /usr/include/c++/14/istream:1109,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/bits/istream.tcc:978:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT&)'
978 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
| ^~~~~~~~
/usr/include/c++/14/bits/istream.tcc:978:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/istream:849:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char&)'
849 | operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
| ^~~~~~~~
/usr/include/c++/14/istream:849:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/istream:854:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char&)'
854 | operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
| ^~~~~~~~
/usr/include/c++/14/istream:854:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/istream:896:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT*)'
896 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:896:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/istream:939:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char*)'
939 | operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:939:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/istream:945:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char*)'
945 | operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:945:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/istream:1099:5: note: candidate: 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&)'
1099 | operator>>(_Istream&& __is, _Tp&& __x)
| ^~~~~~~~
/usr/include/c++/14/istream:1099:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/istream: In substitution of 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&) [with _Istream = std::basic_ostream<char>&; _Tp = int]':
a.cc:10:15: required from here
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/istream:1099:5: error: no type named 'type' in 'struct std::enable_if<false, void>'
1099 | operator>>(_Istream&& __is, _Tp&& __x)
| ^~~~~~~~
/usr/include/c++/14/complex:509:5: note: candidate: 'template<class _Tp, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, complex<_Tp>&)'
509 | operator>>(basic_istream<_CharT, _Traits>& __is, complex<_Tp>& __x)
| ^~~~~~~~
/usr/include/c++/14/complex:509:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:143:
/usr/include/c++/14/iomanip:76:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Resetiosflags)'
76 | operator>>(basic_istream<_CharT, _Traits>& __is, _Resetiosflags __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:76:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/iomanip:106:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setiosflags)'
106 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setiosflags __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:106:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/iomanip:137:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setbase)'
137 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setbase __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:137:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/iomanip:177:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setfill<_CharT>)'
177 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setfill<_CharT> __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:177:5: note: template argument deduction/substitution failed:
a.cc:10:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
10 | cout >> A+B >> endl;
| ^
/usr/include/c++/14/iomanip:207:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setprecision)'
207 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setprecision __f)
| ^~~~~~~~
/usr/include/c++/14/iomanip:207:5: note: template argument deduction |
s933523749 | p03844 | C++ | #include<bits/stdc++.h>
using namespace std;
int main()
{
char op;
cin>>op;
int a,b;
cin>>a>>b;
switch(op){
case '+';
cout<<a+b;
break;
case'-'
cout<<a-b;
break;
}
return 0;
} | a.cc: In function 'int main()':
a.cc:10:25: error: expected ':' before ';' token
10 | case '+';
| ^
| :
a.cc:13:24: error: expected ':' before 'cout'
13 | case'-'
| ^
| :
14 | cout<<a-b;
| ~~~~
|
s001987731 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A, C;
string op
std::cin >> A>> op>> C;
if (op=="+") {
std::cout << A+C << '\n';/* code */
}
if (op=="-"){
std::cout << A-C << '\n';
}
} | a.cc: In function 'int main()':
a.cc:6:1: error: expected initializer before 'std'
6 | std::cin >> A>> op>> C;
| ^~~
a.cc:7:5: error: 'op' was not declared in this scope
7 | if (op=="+") {
| ^~
a.cc:10:5: error: 'op' was not declared in this scope
10 | if (op=="-"){
| ^~
|
s211528404 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A, op, C;
std::cin >> A>> op>> C;
if (op=="+") {
std::cout << A+C << '\n';/* code */
}
if (op=="-"){
std::cout << A-C << '\n';
}
} | a.cc: In function 'int main()':
a.cc:6:7: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
6 | if (op=="+") {
| ~~^~~~~
a.cc:9:7: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
9 | if (op=="-"){
| ~~^~~~~
|
s079968496 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A, op, C;
std::cin >> A>> op>> C;
if (op=="+") {
std::cout << A+C << '\n';/* code */
}
if (op=="-")
std::cout << A-C << '\n';
}
} | a.cc: In function 'int main()':
a.cc:6:7: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
6 | if (op=="+") {
| ~~^~~~~
a.cc:9:7: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
9 | if (op=="-")
| ~~^~~~~
a.cc: At global scope:
a.cc:12:1: error: expected declaration before '}' token
12 | }
| ^
|
s665805299 | p03844 | C++ | #include <iostream>
#include <string.h>
using namespace std;
int main() {
long a,b;
string s;
cin>>a>>s>>b;
if(s=='+')cout<<a+b<<endl;
else cout<<a-b<<endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:9:9: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
9 | if(s=='+')cout<<a+b<<endl;
| ~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/iosfwd:42,
from /usr/include/c++/14/ios:40,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/string:43,
from /usr/include/c++/14/bits/locale_classes.h:40,
from /usr/include/c++/14/bits/ios_base.h:41,
from /usr/include/c++/14/ios:44:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/string:48:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/string:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
637 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:637:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/string_view:644:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(__type_identity_t<basic_string_view<_CharT, _Traits> >, basic_string_view<_CharT, _Traits>)'
644 | operator==(__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:644:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'char'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/basic_string.h:3755:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3755 | operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3755:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'char'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/basic_string.h:3772:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3772 | operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3772:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: mismatched types 'const _CharT*' and 'char'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/basic_string.h:3819:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3819 | operator==(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3819:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: mismatched types 'const _CharT*' and 'std::__cxx11::basic_string<char>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/memory_resource.h:47,
from /usr/include/c++/14/string:68:
/usr/include/c++/14/tuple:2558:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator==(const tuple<_UTypes ...>&, const tuple<_Elements ...>&)'
2558 | operator==(const tuple<_TElements...>& __t,
| ^~~~~~~~
/usr/include/c++/14/tuple:2558:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::tuple<_UTypes ...>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/locale_facets.h:48,
from /usr/include/c++/14/bits/basic_ios.h:37,
from /usr/include/c++/14/ios:46:
/usr/include/c++/14/bits/streambuf_iterator.h:234:5: note: candidate: 'template<class _CharT, class _Traits> bool std::operator==(const istreambuf_iterator<_CharT, _Traits>&, const istreambuf_iterator<_CharT, _Traits>&)'
234 | operator==(const istreambuf_iterator<_CharT, _Traits>& __a,
| ^~~~~~~~
/usr/include/c++/14/bits/streambuf_iterator.h:234:5: note: template argument deduction/substitution failed:
a.cc:9:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::istreambuf_iterator<_CharT, _Traits>'
9 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/c++allocator.h:33,
from /usr/include/c++/14/bits/allocator.h:46:
/usr/include/c++/14/bits/new_allocator.h:215:9: note: candidate: 'template<class _Up> bool std::operator==(const __new_allocator<char>&, const |
s397572397 | p03844 | C++ | #include <iostream>
using namespace std;
int main() {
long a,b;
string s;
cin>>a>>s>>b;
if(s=='+')cout<<a+b<<endl;
else cout<<a-b<<endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:8:9: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if(s=='+')cout<<a+b<<endl;
| ~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/iosfwd:42,
from /usr/include/c++/14/ios:40,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/string:43,
from /usr/include/c++/14/bits/locale_classes.h:40,
from /usr/include/c++/14/bits/ios_base.h:41,
from /usr/include/c++/14/ios:44:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/string:48:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/string:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
637 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:637:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/string_view:644:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(__type_identity_t<basic_string_view<_CharT, _Traits> >, basic_string_view<_CharT, _Traits>)'
644 | operator==(__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:644:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'char'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/basic_string.h:3755:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3755 | operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3755:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'char'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/basic_string.h:3772:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3772 | operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3772:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: mismatched types 'const _CharT*' and 'char'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
/usr/include/c++/14/bits/basic_string.h:3819:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3819 | operator==(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3819:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: mismatched types 'const _CharT*' and 'std::__cxx11::basic_string<char>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/memory_resource.h:47,
from /usr/include/c++/14/string:68:
/usr/include/c++/14/tuple:2558:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator==(const tuple<_UTypes ...>&, const tuple<_Elements ...>&)'
2558 | operator==(const tuple<_TElements...>& __t,
| ^~~~~~~~
/usr/include/c++/14/tuple:2558:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::tuple<_UTypes ...>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/c++/14/bits/locale_facets.h:48,
from /usr/include/c++/14/bits/basic_ios.h:37,
from /usr/include/c++/14/ios:46:
/usr/include/c++/14/bits/streambuf_iterator.h:234:5: note: candidate: 'template<class _CharT, class _Traits> bool std::operator==(const istreambuf_iterator<_CharT, _Traits>&, const istreambuf_iterator<_CharT, _Traits>&)'
234 | operator==(const istreambuf_iterator<_CharT, _Traits>& __a,
| ^~~~~~~~
/usr/include/c++/14/bits/streambuf_iterator.h:234:5: note: template argument deduction/substitution failed:
a.cc:8:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::istreambuf_iterator<_CharT, _Traits>'
8 | if(s=='+')cout<<a+b<<endl;
| ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/c++allocator.h:33,
from /usr/include/c++/14/bits/allocator.h:46:
/usr/include/c++/14/bits/new_allocator.h:215:9: note: candidate: 'template<class _Up> bool std::operator==(const __new_allocator<char>&, const |
s834751738 | p03844 | C++ | #include <bits/stdc++.h>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
int main() {
int a, b;
string s;
cin >> a >> s >> b;
if(s=='+') cout << a+b << endl;
else cout << a-b << endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:11:7: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
11 | if(s=='+') cout << a+b << endl;
| ~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
11 | if(s=='+') cout << a+b << endl;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:11:9: note: 'std::__cxx11::basic_string<char>' is not derived from 's |
s144553984 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,c;
string b;
cin >> a >> b >> c;
if(b=='+'){
cout << a+c << endl;
}else{
cout << a-c << endl;
}
} | a.cc: In function 'int main()':
a.cc:8:7: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if(b=='+'){
| ~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
8 | if(b=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if(b=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(b=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if(b=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if(b=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:9: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(b=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
637 | operator==(basic_string_view<_CharT, _Traits |
s592031698 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int s1;
string s2;
int s3;
cin>>s1>>s2>>s3;
if(s2=='+'){
cout<<s1+s3<<endl;
}
else if(s2=='-'){
cout<<s1-s3<<endl;
}
}
| a.cc: In function 'int main()':
a.cc:9:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
9 | if(s2=='+'){
| ~~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
9 | if(s2=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
9 | if(s2=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(s2=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
9 | if(s2=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
9 | if(s2=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
9 | if(s2=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
63 |
s407778294 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A,B;
cin>>A>>B;
string op;
cin>>op;
if(op=='+'){
cout<<A+B<<endl;
}
else{
cout<<A-B<<endl;
}
} | a.cc: In function 'int main()':
a.cc:9:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
9 | if(op=='+'){
| ~~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
9 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:9:10: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
9 | if(op=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
63 |
s479480583 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A,B;
char op;
cin A >> op >> B;
if(op=='+'){
cout << A+B << endl;
}
else if(op=-'-'){
cout << A-B << endl;
}
} | a.cc: In function 'int main()':
a.cc:7:6: error: expected ';' before 'A'
7 | cin A >> op >> B;
| ^~
| ;
|
s402840264 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a;
cin >> a;
char op;
cin >> op;
int b;
cin >> b;
if(op=="+"){
cout << a+b << endl;
}
else{
cout << a-b << endl;
}
}
| a.cc: In function 'int main()':
a.cc:12:8: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
12 | if(op=="+"){
| ~~^~~~~
|
s049041408 | p03844 | C++ | #include <bits/sdc++.h>
using namespace std;
int main(){
int a;
cin >> a;
char op;
cin >> op;
int b;
cin >> b;
if(op=="+"){
cout << a+b << endl;
}
else{
cout << a-b << endl;
}
} | a.cc:1:10: fatal error: bits/sdc++.h: No such file or directory
1 | #include <bits/sdc++.h>
| ^~~~~~~~~~~~~~
compilation terminated.
|
s562761365 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B;
char op;
cin >> A >> op >> B;
if (op == '+')
} | a.cc: In function 'int main()':
a.cc:10:1: error: expected primary-expression before '}' token
10 | }
| ^
|
s220229054 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int main(){
int a,b;
string op;
cin >> a >> op >> b;
if(op=='+'){
cout << a+b <<endl;
}
else{
cout <<a-b <<endl;
}
} | a.cc: In function 'int main()':
a.cc:11:9: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
11 | if(op=='+'){
| ~~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
11 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
11 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
11 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
11 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
11 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:11:11: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
11 | if(op=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_Char |
s403189445 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int main(){
int a,b;
string ao;
cin>>a>>ao>>b;
if(ao=='+'){
cout<<a+b<<endl;
}
else{
cout<<a-b;
}
}
| a.cc: In function 'int main()':
a.cc:8:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if(ao=='+'){
| ~~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
63 |
s853914442 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int main(){
int a,b;
string ao;
cin>>a>>ao>>b;
if(ao=='+'){
cout<<a+b<<endl;
}
else{
cout<<A-b;
}
} | a.cc: In function 'int main()':
a.cc:8:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if(ao=='+'){
| ~~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if(ao=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(ao=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
63 |
s409553937 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
#define ll long long int
#define rep(i, n) for(int i = 0; i < n; i++)
#define sort(v) sort((v).begin(), (v).end())
using vi = vector<int>;
const int MOD = 1e9+7;
bool IsPrime(int num){
if (num < 2) return false;
else if (num == 2) return true;
else if (num % 2 == 0) return false; // 偶数はあらかじめ除く
double sqrtNum = sqrt(num);
for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) return false; }
return true;
}
int main() {
int A,B;
string op;
cin >> A >> op >> B;
if(op =='+') cout << A+B << endl;
else cout << A-B << endl;
} | a.cc: In function 'int main()':
a.cc:23:15: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
23 | if(op =='+') cout << A+B << endl;
| ~~ ^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:23:17: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
23 | if(op =='+') cout << A+B << endl;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<b |
s273852150 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define PI 3.14159265358979323846
constexpr int INF = numeric_limits<int>::max() / 2;
constexpr long long INFL = numeric_limits<long long>::max() / 2;
constexpr int MOD = 1000000007;
using Graph = vector<vector<int>>;
int main() {
cin.tie(nullptr);
ios::sync_with_stdio(false);
int A,B;
char x;
cin >>A>>x>>b;
if(x=='+') cout << A+B << endl;
else cout <<A-B<<endl;
}
| a.cc: In function 'int main()':
a.cc:18:17: error: 'b' was not declared in this scope
18 | cin >>A>>x>>b;
| ^
|
s095770070 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A, B;
string op;
cin >> A >> op >> B;
if (op = "+"){
cout << A + B << endl;
}
else (op = "-"){
cout << A - B << endl;
}
} | a.cc: In function 'int main()':
a.cc:9:10: error: could not convert 'op.std::__cxx11::basic_string<char>::operator=(((const char*)"+"))' from 'std::__cxx11::basic_string<char>' to 'bool'
9 | if (op = "+"){
| ~~~^~~~~
| |
| std::__cxx11::basic_string<char>
a.cc:13:18: error: expected ';' before '{' token
13 | else (op = "-"){
| ^
| ;
|
s464458219 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
char c;
long long int a, b;
cin >> a>> c >> b;
if(C == '-')cout<<a-b<<"\n";
else cout<<a+b<<"\n";
return 0;
} | a.cc: In function 'int main()':
a.cc:7:8: error: 'C' was not declared in this scope
7 | if(C == '-')cout<<a-b<<"\n";
| ^
|
s360614507 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(int argc, char**argv) {
int a, b;
char op;
cin >> a >> op >> b;
if (op == '+')
a += b;
else
a -= b;
cout << a << endl;
return 0;
| a.cc: In function 'int main(int, char**)':
a.cc:15:12: error: expected '}' at end of input
15 | return 0;
| ^
a.cc:5:32: note: to match this '{'
5 | int main(int argc, char**argv) {
| ^
|
s294665180 | p03844 | C++ | #include <bits/stdc++.h>
int main(int argc, char**argv) {
int a, b;
char op;
cin >> a >> op >> b;
if (op == '+')
a += b;
else
a -= b;
cout << a << endl;
return 0;
| a.cc: In function 'int main(int, char**)':
a.cc:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
6 | cin >> a >> op >> b;
| ^~~
| std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
62 | extern istream cin; ///< Linked to standard input
| ^~~
a.cc:12:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
12 | cout << a << endl;
| ^~~~
| std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
63 | extern ostream cout; ///< Linked to standard output
| ^~~~
a.cc:12:16: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
12 | cout << a << endl;
| ^~~~
| std::endl
In file included from /usr/include/c++/14/istream:41,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
744 | endl(basic_ostream<_CharT, _Traits>& __os)
| ^~~~
a.cc:13:12: error: expected '}' at end of input
13 | return 0;
| ^
a.cc:3:32: note: to match this '{'
3 | int main(int argc, char**argv) {
| ^
|
s450008251 | p03844 | C++ | #include <bits/stdc++.h
int main(int, char**) {
int a, b;
char op;
cin >> a >> op >> b;
if (op == '+')
a += b;
else
a -= b;
cout << a << endl;
return 0; | a.cc:1:24: error: missing terminating > character
1 | #include <bits/stdc++.h
| ^
a.cc: In function 'int main(int, char**)':
a.cc:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
6 | cin >> a >> op >> b;
| ^~~
| std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
62 | extern istream cin; ///< Linked to standard input
| ^~~
a.cc:12:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
12 | cout << a << endl;
| ^~~~
| std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
63 | extern ostream cout; ///< Linked to standard output
| ^~~~
a.cc:12:16: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
12 | cout << a << endl;
| ^~~~
| std::endl
In file included from /usr/include/c++/14/istream:41,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
744 | endl(basic_ostream<_CharT, _Traits>& __os)
| ^~~~
a.cc:13:12: error: expected '}' at end of input
13 | return 0;
| ^
a.cc:3:23: note: to match this '{'
3 | int main(int, char**) {
| ^
|
s017644234 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B;
char op;
cin >> A << op << B;
if (op == "+") cout << A + B <<endl;
if (op == "-") cout << A - B << endl;
} | a.cc: In function 'int main()':
a.cc:7:12: error: no match for 'operator<<' (operand types are 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} and 'char')
7 | cin >> A << op << B;
| ~~~~~~~~ ^~ ~~
| | |
| | char
| std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}
a.cc:7:12: note: candidate: 'operator<<(int, int)' (built-in)
7 | cin >> A << op << B;
| ~~~~~~~~~^~~~~
a.cc:7:12: note: no known conversion for argument 1 from 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} to 'int'
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1715:5: note: candidate: 'template<class _Ch_type, class _Ch_traits, class _Bi_iter> std::basic_ostream<_CharT, _Traits>& std::__cxx11::operator<<(std::basic_ostream<_CharT, _Traits>&, const sub_match<_Bi_iter>&)'
1715 | operator<<(basic_ostream<_Ch_type, _Ch_traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1715:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41:
/usr/include/c++/14/cstddef:125:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator<<(byte, _IntegerType)'
125 | operator<<(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:125:5: note: template argument deduction/substitution failed:
a.cc:7:7: note: cannot convert 'std::cin.std::basic_istream<char>::operator>>(A)' (type 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'}) to type 'std::byte'
7 | cin >> A << op << B;
| ~~~~^~~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/string_view:763:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, basic_string_view<_CharT, _Traits>)'
763 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/string_view:763:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
/usr/include/c++/14/bits/basic_string.h:4077:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
4077 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:4077:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
/usr/include/c++/14/bitset:1687:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const bitset<_Nb>&)'
1687 | operator<<(std::basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bitset:1687:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
In file included from /usr/include/c++/14/bits/ios_base.h:46,
from /usr/include/c++/14/streambuf:43,
from /usr/include/c++/14/bits/streambuf_iterator.h:35,
from /usr/include/c++/14/iterator:66,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:54:
/usr/include/c++/14/system_error:339:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const error_code&)'
339 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
| ^~~~~~~~
/usr/include/c++/14/system_error:339:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
In file included from /usr/include/c++/14/memory:80,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:56:
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: candidate: 'template<class _Ch, class _Tr, class _Tp, __gnu_cxx::_Lock_policy _Lp> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __shared_ptr<_Tp, _Lp>&)'
70 | operator<<(std::basic_ostream<_Ch, _Tr>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
In file included from /usr/include/c++/14/istream:41,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:563:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, _CharT)'
563 | operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:563:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
/usr/include/c++/14/ostream:573:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, char)'
573 | operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:573:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
/usr/include/c++/14/ostream:579:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, char)'
579 | operator<<(basic_ostream<char, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:579:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin >> A << op << B;
| ^~
/usr/include/c++/14/ostream:590:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, signed char)'
590 | operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:590:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin >> A << op << B;
| ^~
/usr/include/c++/14/ostream:595:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, unsigned char)'
595 | operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:595:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin >> A << op << B;
| ^~
/usr/include/c++/14/ostream:654:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const _CharT*)'
654 | operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/ostream:654:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << op << B;
| ^~
In file included from /usr/include/c++/14/ostream:1022:
/usr/include/c++/14/bits/ostream.tcc:307:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const char*)'
307 | operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
| ^~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:307:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from |
s254204487 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int A, B;
char op;
cin >> A << B << op;
if (op == '+') cout << A + B <<endl;
if (op == '-') cout << A - B << endl;
} | a.cc: In function 'int main()':
a.cc:7:12: error: no match for 'operator<<' (operand types are 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} and 'int')
7 | cin >> A << B << op;
| ~~~~~~~~ ^~ ~
| | |
| | int
| std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}
a.cc:7:12: note: candidate: 'operator<<(int, int)' (built-in)
7 | cin >> A << B << op;
| ~~~~~~~~~^~~~
a.cc:7:12: note: no known conversion for argument 1 from 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} to 'int'
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1715:5: note: candidate: 'template<class _Ch_type, class _Ch_traits, class _Bi_iter> std::basic_ostream<_CharT, _Traits>& std::__cxx11::operator<<(std::basic_ostream<_CharT, _Traits>&, const sub_match<_Bi_iter>&)'
1715 | operator<<(basic_ostream<_Ch_type, _Ch_traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1715:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41:
/usr/include/c++/14/cstddef:125:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator<<(byte, _IntegerType)'
125 | operator<<(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:125:5: note: template argument deduction/substitution failed:
a.cc:7:7: note: cannot convert 'std::cin.std::basic_istream<char>::operator>>(A)' (type 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'}) to type 'std::byte'
7 | cin >> A << B << op;
| ~~~~^~~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/string_view:763:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, basic_string_view<_CharT, _Traits>)'
763 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/string_view:763:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
/usr/include/c++/14/bits/basic_string.h:4077:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
4077 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:4077:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
/usr/include/c++/14/bitset:1687:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const bitset<_Nb>&)'
1687 | operator<<(std::basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bitset:1687:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
In file included from /usr/include/c++/14/bits/ios_base.h:46,
from /usr/include/c++/14/streambuf:43,
from /usr/include/c++/14/bits/streambuf_iterator.h:35,
from /usr/include/c++/14/iterator:66,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:54:
/usr/include/c++/14/system_error:339:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const error_code&)'
339 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
| ^~~~~~~~
/usr/include/c++/14/system_error:339:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
In file included from /usr/include/c++/14/memory:80,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:56:
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: candidate: 'template<class _Ch, class _Tr, class _Tp, __gnu_cxx::_Lock_policy _Lp> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __shared_ptr<_Tp, _Lp>&)'
70 | operator<<(std::basic_ostream<_Ch, _Tr>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
In file included from /usr/include/c++/14/istream:41,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:563:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, _CharT)'
563 | operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:563:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
/usr/include/c++/14/ostream:573:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, char)'
573 | operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:573:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
/usr/include/c++/14/ostream:579:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, char)'
579 | operator<<(basic_ostream<char, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:579:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin >> A << B << op;
| ^
/usr/include/c++/14/ostream:590:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, signed char)'
590 | operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:590:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin >> A << B << op;
| ^
/usr/include/c++/14/ostream:595:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, unsigned char)'
595 | operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:595:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
7 | cin >> A << B << op;
| ^
/usr/include/c++/14/ostream:654:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const _CharT*)'
654 | operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/ostream:654:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
7 | cin >> A << B << op;
| ^
In file included from /usr/include/c++/14/ostream:1022:
/usr/include/c++/14/bits/ostream.tcc:307:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const char*)'
307 | operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
| ^~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:307:5: note: template argument deduction/substitution failed:
a.cc:7:15: note: 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ost |
s897889570 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A,B;
string op;
cin>>A>>op>>B;
if(op=='+'){
cout<<A+B<<endl;
}
else{
cout<<A-B<<endl;
}
}
| a.cc: In function 'int main()':
a.cc:8:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if(op=='+'){
| ~~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
63 |
s032826322 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int A,B;
string op;
cin>>A>>B>>op;
if(op=='+'){
cout<<A+B<<endl;
}
else{
cout<<A-B<<endl;
}
}
| a.cc: In function 'int main()':
a.cc:8:8: error: no match for 'operator==' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
8 | if(op=='+'){
| ~~^~~~~
| | |
| | char
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1103:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1103 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1103:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1199:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1199 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1199:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1274:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1274 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1274:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1366:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1366 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1366:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1441 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1441:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1534:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1534 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1534:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'char'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:1613:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1613 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1613:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/regex.h:2186:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const match_results<_BiIter, _Alloc>&, const match_results<_BiIter, _Alloc>&)'
2186 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:2186:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1033 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1033:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
441 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:441:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
486 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:486:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1667 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1667:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1737 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1737:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/char_traits.h:42,
from /usr/include/c++/14/string:42,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/postypes.h:192:5: note: candidate: 'template<class _StateT> bool std::operator==(const fpos<_StateT>&, const fpos<_StateT>&)'
192 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/postypes.h:192:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::fpos<_StateT>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/string:43:
/usr/include/c++/14/bits/allocator.h:235:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const allocator<_CharT>&, const allocator<_T2>&)'
235 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/14/bits/allocator.h:235:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::allocator<_CharT>'
8 | if(op=='+'){
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:629:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
629 | operator==(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:629:5: note: template argument deduction/substitution failed:
a.cc:8:10: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | if(op=='+'){
| ^~~
/usr/include/c++/14/string_view:637:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
63 |
s602253421 | p03844 | C++ | #include <bits/stdc++.h>
using namespace std;
using rep(i, n)=for(int i = 0; i < n; i++);
using vi = vector<int>;
int main() {
int N;
cin >> N;
vi T(N);
for (int i = 0; i < N; i++)
cin >> T[i];
int M;
cin >> M;
vi P(M);
vi X(M);
for (int i = 0; i < M; i++) {
cin >> P[i];
cin >> X[i];
}
int sum = 0;
for (int i = 0; i < N; i++)
sum = sum + T[i];
for (int i = 0; i < M; i++)
cout << sum - T[P.at(i)-1] + X[i] << endl;
} | a.cc:4:7: error: expected nested-name-specifier before 'rep'
4 | using rep(i, n)=for(int i = 0; i < n; i++);
| ^~~
a.cc:4:32: error: 'i' does not name a type
4 | using rep(i, n)=for(int i = 0; i < n; i++);
| ^
a.cc:4:39: error: 'i' does not name a type
4 | using rep(i, n)=for(int i = 0; i < n; i++);
| ^
|
s257307131 | p03844 | C++ | #include <bits/stdc++.h>
using namespase std;
int main(){
int A,B;
string op;
cin >> A >> op >> B;
if(op == "+") cout << A+B <<endl;
else cout << A - B << endl;
} | a.cc:2:7: error: expected nested-name-specifier before 'namespase'
2 | using namespase std;
| ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:6:9: error: 'string' was not declared in this scope
6 | string op;
| ^~~~~~
a.cc:6:9: note: suggested alternatives:
In file included from /usr/include/c++/14/string:41,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/stringfwd.h:77:33: note: 'std::string'
77 | typedef basic_string<char> string;
| ^~~~~~
/usr/include/c++/14/string:76:11: note: 'std::pmr::string'
76 | using string = basic_string<char>;
| ^~~~~~
a.cc:7:9: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
7 | cin >> A >> op >> B;
| ^~~
| std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
62 | extern istream cin; ///< Linked to standard input
| ^~~
a.cc:7:21: error: 'op' was not declared in this scope
7 | cin >> A >> op >> B;
| ^~
a.cc:8:23: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
8 | if(op == "+") cout << A+B <<endl;
| ^~~~
| std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
63 | extern ostream cout; ///< Linked to standard output
| ^~~~
a.cc:8:37: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
8 | if(op == "+") cout << A+B <<endl;
| ^~~~
| std::endl
In file included from /usr/include/c++/14/istream:41,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
744 | endl(basic_ostream<_CharT, _Traits>& __os)
| ^~~~
a.cc:9:14: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
9 | else cout << A - B << endl;
| ^~~~
| std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
63 | extern ostream cout; ///< Linked to standard output
| ^~~~
a.cc:9:31: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
9 | else cout << A - B << endl;
| ^~~~
| std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
744 | endl(basic_ostream<_CharT, _Traits>& __os)
| ^~~~
|
s560874508 | p03844 | Java | import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
String op = sc.next();
int b = sc.nextInt();
if(op.charAt(0)=="+"){
System.out.println(a+b);
}else{
System.out.println(a-b);
}
}
}
| Main.java:9: error: bad operand types for binary operator '=='
if(op.charAt(0)=="+"){
^
first type: char
second type: String
1 error
|
s160596530 | p03844 | Java | import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
String op = sc.next();
int b = sc.nextInt();
if(op.charAt(o)=="+"){
System.out.println(a+b);
}else{
System.out.println(a-b);
}
}
}
| Main.java:9: error: cannot find symbol
if(op.charAt(o)=="+"){
^
symbol: variable o
location: class Main
1 error
|
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