submission_id stringlengths 10 10 | problem_id stringlengths 6 6 | language stringclasses 3
values | code stringlengths 1 522k | compiler_output stringlengths 43 10.2k |
|---|---|---|---|---|
s110709766 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector <int>a(M),b(M);
for(int i=0;i<M;i++) {
cin >> a.at(M);
}
for(int i=0;i<M;i++) {
cin >> b.at(M);
}
for(int i=0;i<N;i++) {
int sum=0;
for(int j=0;j<N;j++) {
if(a.at(i)==b.at(j)>0) {
cout << sum+=1 << endl;
}
}
}
}
| a.cc: In function 'int main()':
a.cc:18:24: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
18 | cout << sum+=1 << endl;
| ~~^~~~~~~
|
s756322409 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector <int>a(M),b(M);
for(int i=0;i<M;i++) {
cin >> a.at(M);
}
for(int i=0;i<M;i++) {
cin >> b.at(M);
}
int sum=0;
for(int i=0;i<N;i++) {
for(int j=0;j<N;j++) {
if(a.at(i)==b.at(j)>0) {
cout << sum+=1 << endl;
}
}
}
}
| a.cc: In function 'int main()':
a.cc:17:24: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
17 | cout << sum+=1 << endl;
| ~~^~~~~~~
|
s774860622 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector <int>a(M),b(M);
for(int i=0;i<M;i++) {
cin >> a.at(M);
}
for(int i=0;i<M;i++) {
cin >> b.at(M);
}
int sum=0;
for(int i=0;i<N;i++) {
for(int j=0;j<N;j++) {
if(a.at(i)==b.at(j)>0) {
cout << sum+=1;
cout << endl;
}
}
}
}
| a.cc: In function 'int main()':
a.cc:17:20: error: no match for 'operator+=' (operand types are 'std::basic_ostream<char>' and 'int')
17 | cout << sum+=1;
| ~~~~~~~~~~~^~~
|
s665213754 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector <int>a(M),b(M);
for(int i=0;i<M;i++) {
cin >> a.at(M);
}
for(int i=0;i<M;i++) {
cin >> b.at(M);
}
int sum=0;
for(int i=0;i<N;i++) {
for(int j=0;j<N;j++) {
if(a.at(i)==b.at(j)>0) {
cout << sum+=1 << endl;
}
}
}
}
| a.cc: In function 'int main()':
a.cc:17:24: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
17 | cout << sum+=1 << endl;
| ~~^~~~~~~
|
s896660003 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector <int>a(M),b(M);
for(int i=0;i<M;i++) {
cin >> a.at(M);
}
for(int i=0;i<M;i++) {
cin >> b.at(M);
}
int sum=0;
for(int i=0;i<N;i++) {
for(int j=0;j<M;j++) {
if(a.at(i)==b.at(j)>0) {
cout << sum+=1 << endl;
}
}
}
} | a.cc: In function 'int main()':
a.cc:17:24: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
17 | cout << sum+=1 << endl;
| ~~^~~~~~~
|
s483219609 | p03720 | C++ | int main(){
int n,m;
cin >>n>>m;
int a[m][2];
rep(i,m){
rep(j,2){
cin>>a[i][j];
}
}
int bucket[n]={0};
rep(i,m){
rep(j,2){
bucket[a[i][j]-1]++;
}
}
rep(i,n) cout<<bucket[i]<<endl;
} | a.cc: In function 'int main()':
a.cc:3:3: error: 'cin' was not declared in this scope
3 | cin >>n>>m;
| ^~~
a.cc:5:7: error: 'i' was not declared in this scope
5 | rep(i,m){
| ^
a.cc:5:3: error: 'rep' was not declared in this scope
5 | rep(i,m){
| ^~~
|
s746181746 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (n); ++i)
int main(){
int n,m;
cin >>n>>m;
int a[m][2];
rep(i,m){
rep(j,2){
cin>>a[i][j];
}
}
int bucket[n]={0};
rep(i,m){2){
rep(j,
bucket[a[i][j]-1]++;
}
}
rep(i,n) cout<<bucket[i]<<endl;
} | a.cc:21:2: error: unterminated argument list invoking macro "rep"
21 | }
| ^
a.cc: In function 'int main()':
a.cc:15:13: error: expected ';' before ')' token
15 | rep(i,m){2){
| ^
| ;
a.cc:16:8: error: expected '}' at end of input
16 | rep(j,
| ^
a.cc:15:11: note: to match this '{'
15 | rep(i,m){2){
| ^
a.cc:16:8: error: expected '}' at end of input
16 | rep(j,
| ^
a.cc:5:11: note: to match this '{'
5 | int main(){
| ^
|
s441722084 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int n, m; cin >> n >> m;
vector<int> count(n);
for(int i = 0; i < m*2; i++){
int x; cin >> x;
count[x-1]++;
}
for(int i = 0; i < N; i++)
cout << count[i] << endl;
}
| a.cc: In function 'int main()':
a.cc:15:22: error: 'N' was not declared in this scope
15 | for(int i = 0; i < N; i++)
| ^
|
s081409230 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int main(){
int N,M;
cin >> N >> M;
vector <int> a(M),
vector <int> b(M);
rep(i,M)
cin >> a.at(i) >> b.at(i);
rep(i,N){
int x=0;
rep(j,M){
if(a.at(j) == i+1 || b.at(j) == i+1)
x++;
}
cout << x << endl;
}
} | a.cc: In function 'int main()':
a.cc:9:16: error: invalid declarator before 'b'
9 | vector <int> b(M);
| ^
a.cc:12:23: error: 'b' was not declared in this scope
12 | cin >> a.at(i) >> b.at(i);
| ^
a.cc:16:28: error: 'b' was not declared in this scope
16 | if(a.at(j) == i+1 || b.at(j) == i+1)
| ^
|
s283560963 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int main(){
int N,M;
cin >> N >> M;
vector <int> a,b(N);
rep(i,M)
cin >> a.at(i) >> b.at(i);
rep(i,N){
int x=0;
rep(j,N){
if(a.at(j) == j+1 || b.at(j) == j+1)
x++;
}
cout << x << endl;
} | a.cc: In function 'int main()':
a.cc:19:4: error: expected '}' at end of input
19 | }
| ^
a.cc:5:11: note: to match this '{'
5 | int main(){
| ^
|
s780626682 | p03720 | C++ | #define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
int main(){
int n, m;
cin >> n >> m;
vector<int> city(n, 0);
for (int i=0; i<m; i++) {
int a, b;
cin >> a >> b;
city.at(a-1)++;
city.at(b-1)++
}
for (int i=0; i<n; i++) {
cout << city.at(i) << endl;
}
} | a.cc: In function 'int main()':
a.cc:13:23: error: expected ';' before '}' token
13 | city.at(b-1)++
| ^
| ;
14 | }
| ~
|
s850029116 | p03720 | C | #include<limits.h>
#define NUM 51
int main(){
int n, m, a, b;
int r[NUM];
scanf("%d%d\n", &n, &m);
for(int i=1; i<=n; i++){
p[i] = 0;
}
for(int i=0; i<m; i++){
scanf("%d%d\n", &a, &b);
p[a]++;
p[b]++;
}
for(int i=1; i<=n; i++){
printf("%d\n", r[i]);
}
return 0;
} | main.c: In function 'main':
main.c:8:9: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
8 | scanf("%d%d\n", &n, &m);
| ^~~~~
main.c:2:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
1 | #include<limits.h>
+++ |+#include <stdio.h>
2 |
main.c:8:9: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
8 | scanf("%d%d\n", &n, &m);
| ^~~~~
main.c:8:9: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:10:17: error: 'p' undeclared (first use in this function)
10 | p[i] = 0;
| ^
main.c:10:17: note: each undeclared identifier is reported only once for each function it appears in
main.c:18:17: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
18 | printf("%d\n", r[i]);
| ^~~~~~
main.c:18:17: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:18:17: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:18:17: note: include '<stdio.h>' or provide a declaration of 'printf'
|
s028778672 | p03720 | C++ | #include<iostream>
using namespace std;
int main(){
int N,M;
cin>>N>>M;
int a[M],b[M];
int i;
for(i=0;i<M;i++){
cin>>a[i]>>b[i];
}
int backet[N];
for(i=0;i<N;i++){
backet[a[i]]++;
backet[b[i]]++;
}
for(i=0;i<N;i++){
cout>>backet[i];}
} | a.cc: In function 'int main()':
a.cc:17:7: error: no match for 'operator>>' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'int')
17 | cout>>backet[i];}
| ~~~~^~~~~~~~~~~
| | |
| | int
| std::ostream {aka std::basic_ostream<char>}
a.cc:17:7: note: candidate: 'operator>>(int, int)' (built-in)
17 | cout>>backet[i];}
| ~~~~^~~~~~~~~~~
a.cc:17:7: note: no known conversion for argument 1 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'int'
In file included from /usr/include/c++/14/string:55,
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,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:1:
/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:17:17: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
17 | cout>>backet[i];}
| ^
In file included from /usr/include/c++/14/bits/memory_resource.h:38,
from /usr/include/c++/14/string:68:
/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:17:3: note: cannot convert 'std::cout' (type 'std::ostream' {aka 'std::basic_ostream<char>'}) to type 'std::byte'
17 | cout>>backet[i];}
| ^~~~
In file included from /usr/include/c++/14/istream:1109,
from /usr/include/c++/14/iostream:42:
/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:17:17: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
17 | cout>>backet[i];}
| ^
/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:17:17: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
17 | cout>>backet[i];}
| ^
/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:17:17: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
17 | cout>>backet[i];}
| ^
/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:17:17: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
17 | cout>>backet[i];}
| ^
/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:17:17: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
17 | cout>>backet[i];}
| ^
/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:17:17: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
17 | cout>>backet[i];}
| ^
/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:17:17: required from here
17 | cout>>backet[i];}
| ^
/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)
| ^~~~~~~~
|
s556697868 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int n,m;
cin >> n >> m;
vector<int> ans(N,0);
for(int i = 0; i < m; i++) {
int a,b;
cin >> a >> b;
ans[a-1]++;
ans[b-1]++;
}
for(int i=0;i < n;i++)
cout << ans.at(i) << endl;
}
| a.cc: In function 'int main()':
a.cc:7:19: error: 'N' was not declared in this scope
7 | vector<int> ans(N,0);
| ^
|
s973249418 | p03720 | C | #include<stdio.h>
int main(void){
int n,m,i,a,b;
scanf("%d %d",&n,&m);
int r[n]={0};
for(i=0;i<m;i++){
scanf("%d %d",&a,&b);
r[a]++;
r[b]++;
}
for(i=0;i<n;i++){
printf("%d",r[i]);
}
return 0;
} | main.c: In function 'main':
main.c:5:12: error: variable-sized object may not be initialized except with an empty initializer
5 | int r[n]={0};
| ^
|
s649971432 | p03720 | C | #include<stdio.h>
int main(void){
int n,m,i,a,b;
scanf("%d %d",&n,&m);
int road[n]={0};
for(i=0;i<m;i++){
scanf("%d %d",&a,&b);
road[a]++;
road[b]++;
}
for(i=0;i<n;i++){
printf("%d",road[i]);
}
return 0;
} | main.c: In function 'main':
main.c:5:15: error: variable-sized object may not be initialized except with an empty initializer
5 | int road[n]={0};
| ^
|
s550650954 | p03720 | C | #include<stdio.h>
int main(void){
int n,m,i,a,b;
scanf("%d %d",&n,&m);
int road[n]={0};
for(i=0;i<m;i++){
scanf("%d %d",&a,&b);
road[a]++;
road[b]++;
}
for(i=0;i<n;i++){
printf("%d",road[i]);
}
return 0;
} | main.c: In function 'main':
main.c:5:15: error: variable-sized object may not be initialized except with an empty initializer
5 | int road[n]={0};
| ^
|
s011594906 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> c(N,0);
int a,b;
for(int i=0;i<M;i++){
cin >> a >> b;
c.at(a-1)++;
c.at(b-1)++;
}
for(int i=0;i<N;i++)
cout << N.at(i) << endl;
} | a.cc: In function 'int main()':
a.cc:16:15: error: request for member 'at' in 'N', which is of non-class type 'int'
16 | cout << N.at(i) << endl;
| ^~
|
s900583551 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> c(N,0);
int a,b;
for(int i=0;i<M;i++){
cin >> a >> b;
N.at(a) +=1;
N.at(b) +=1;
}
for(int i=0;i<N;i++)
cout << N.at(i) << endl;
} | a.cc: In function 'int main()':
a.cc:12:7: error: request for member 'at' in 'N', which is of non-class type 'int'
12 | N.at(a) +=1;
| ^~
a.cc:13:7: error: request for member 'at' in 'N', which is of non-class type 'int'
13 | N.at(b) +=1;
| ^~
a.cc:16:15: error: request for member 'at' in 'N', which is of non-class type 'int'
16 | cout << N.at(i) << endl;
| ^~
|
s742379212 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> c(N,0);
int a,b;
for(int i=0;i<M;i++){
cin >> a >> b;
N.at(a)++;
N,at(b)++;
}
for(int i=0;i<N;i++)
cout << N(i) << endl;
} | a.cc: In function 'int main()':
a.cc:12:7: error: request for member 'at' in 'N', which is of non-class type 'int'
12 | N.at(a)++;
| ^~
a.cc:13:7: error: 'at' was not declared in this scope; did you mean 'a'?
13 | N,at(b)++;
| ^~
| a
a.cc:16:14: error: 'N' cannot be used as a function
16 | cout << N(i) << endl;
| ~^~~
|
s443563264 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> k(2*M);
for(int i=0;i<2*M;i=i+1){
cin >> k.at(i);
}
sort(k.begin(),k.end())
map<int,int> unti;
for(int x:k){
if(unti.count(x)){
unti.at(x)=unti.at(x)+1;
}
else{
unti.at(x)=1;
}
}
for(int i=1;i<=N;i=i+1){
cout << unti.at(i) << endl;
}
}
| a.cc: In function 'int main()':
a.cc:11:26: error: expected ';' before 'map'
11 | sort(k.begin(),k.end())
| ^
| ;
12 | map<int,int> unti;
| ~~~
a.cc:14:8: error: 'unti' was not declared in this scope
14 | if(unti.count(x)){
| ^~~~
a.cc:22:13: error: 'unti' was not declared in this scope
22 | cout << unti.at(i) << endl;
| ^~~~
|
s306066498 | p03720 | C++ | #include<iostream>
#include <bits/stdc++.h>
using namespace std;
int main()
{
int n,m;
cin >> n >> m ;
int a[m],b[m]
int c[n] = {0} ;
for(int i=0;i<m;i++){
cin >> a[i] >> b[i] ;
}
for(int i=0;i<m;i++){
c[a[i]-1]++;
c[b[i]-1]++;
}
for(int i=0;i<n;i++){
cout << c[i] << endl ;
}
}
| a.cc: In function 'int main()':
a.cc:11:3: error: expected initializer before 'int'
11 | int c[n] = {0} ;
| ^~~
a.cc:13:20: error: 'b' was not declared in this scope
13 | cin >> a[i] >> b[i] ;
| ^
a.cc:17:5: error: 'c' was not declared in this scope
17 | c[a[i]-1]++;
| ^
a.cc:18:7: error: 'b' was not declared in this scope
18 | c[b[i]-1]++;
| ^
a.cc:22:13: error: 'c' was not declared in this scope
22 | cout << c[i] << endl ;
| ^
|
s753255721 | p03720 | C++ | #include <iostream>
int main()
{
int n,m;
scanf("%d%d",&n,&m);
int i,a,b;
int h[n+1],i;
for(i=1;i<=m;++i)
{
scanf("%d",&a);
scanf("%d",&b);
h[a]++;
h[b]++;
}
for(i=1;i<n;++i)
{
if(h[i]!=0)
printf("%d\n",h[i]);
}
}
| a.cc: In function 'int main()':
a.cc:8:15: error: redeclaration of 'int i'
8 | int h[n+1],i;
| ^
a.cc:7:8: note: 'int i' previously declared here
7 | int i,a,b;
| ^
|
s414675504 | p03720 | C++ | #include <bits/stdc++.h>//
using namespace std;
int main() {
int N, M;
cin >> N >> M;
vector<int> ans(N);
for (int i=0;i<M;i++){
int a,b;
cin >> a >> b;
for (int j=0;j<N;j++){
if(j+1 == a || j+1 == b)
ans.at(j) +=1
}
}
for (int i=0;i<N;i++){
cout << ans.at(i) <<endl;
}
}
| a.cc: In function 'int main()':
a.cc:13:20: error: expected ';' before '}' token
13 | ans.at(j) +=1
| ^
| ;
14 | }
| ~
|
s449664772 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {//それぞれの数字の数を出力したい
int N,M;
cin >> N >> M;
vector<int> vec(2);
for(int i=0;i<M;i++){
cin >> vec.at(0) >> vec.at(1);
for(int j=1;j<N+1;j++){
int f=0;
if(vec.at(0)==j||vec.at(1)==j)
f++;
}
cout << f << endl;
}
} | a.cc: In function 'int main()':
a.cc:16:17: error: 'f' was not declared in this scope
16 | cout << f << endl;
| ^
|
s902927572 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {//それぞれの数字の数を出力したい
int N,M;
cin >> N >> M;
vector<int> vec(2);
for(int i=0;i<M;i++){
cin >> vec.at(0) >> vec.at(1);
}
for(int j=1;j<N+1;j++){
int f=0;
for(int i=0;i<M;i++){
if(vec.at(0)=j||vec.at(1)=j)
f++;
}
cout << f << endl;
}
}
| a.cc: In function 'int main()':
a.cc:16:21: error: lvalue required as left operand of assignment
16 | if(vec.at(0)=j||vec.at(1)=j)
| ~^~~~~~~~~~~
|
s619744430 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {//それぞれの数字の数を出力したい
int N,M;
cin >> N >> M;
for(int i=0;i<M;i++){
vector<int> vec(2);
cin >> vec.at(0) >> vec.at(1);
}
for(int j=1;j<N+1;j++){
int f=0;
for(int i=0;i<M;i++){
if(vec.at(0)=j||vec.at(1)=j)
f++;
}
cout << f << endl;
}
}
| a.cc: In function 'int main()':
a.cc:16:10: error: 'vec' was not declared in this scope
16 | if(vec.at(0)=j||vec.at(1)=j)
| ^~~
|
s927497078 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {//それぞれの数字の数を出力したい
int N,M;
cin >> N >> M;
for(int i=0;i<M;i++)
vector<int> vec(2);
cin >> vec.at(0) >> vec.at(1);
for(int j=1;j<N+1;j++){
int f=0;
for(int i=0;i<M;i++){
if(vec.at(0)=j||vec.at(1)=j)
f++;
}
cout << f << endl;
}
}
| a.cc: In function 'int main()':
a.cc:10:12: error: 'vec' was not declared in this scope
10 | cin >> vec.at(0) >> vec.at(1);
| ^~~
|
s907471644 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {//それぞれの数字の数を出力したい
int N,M;
cin >> N >> M;
for(int i=0;i<M;i++)
cin >> vector<int> vec(2);
for(int j=1;j<N+1;j++){
int f=0;
for(int i=0;i<M;i++){
if(vec.at(0)=j||vec.at(1)=j)
f++;
}
cout << f << endl;
}
| a.cc: In function 'int main()':
a.cc:9:24: error: expected primary-expression before 'vec'
9 | cin >> vector<int> vec(2);
| ^~~
a.cc:14:10: error: 'vec' was not declared in this scope
14 | if(vec.at(0)=j||vec.at(1)=j)
| ^~~
a.cc:18:2: error: expected '}' at end of input
18 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {//それぞれの数字の数を出力したい
| ^
|
s164504544 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector<int> a(N);
for (int i = 0;i < M;i++) {
int a,b;
cin >> a >> b;
a.at(a-1)++;
a.at(b-1)++;
}
for (int i = 0;i < N;i++) {
cout << a.at(i) << endl;
}
}
| a.cc: In function 'int main()':
a.cc:12:7: error: request for member 'at' in 'a', which is of non-class type 'int'
12 | a.at(a-1)++;
| ^~
a.cc:13:7: error: request for member 'at' in 'a', which is of non-class type 'int'
13 | a.at(b-1)++;
| ^~
|
s250301161 | p03720 | C++ | #include <bits/stdc++.h>
int n, m;
int main()
{
std::cin >> n >> m;
std::vector<int> a(m), b(m);
for (int i = 0; i < m; ++i)
{
std::cin >> a[i] >> b[i];
}
std::vector<int> road(n);
for (int i = 0; i < n; ++i) {
road[i] = 0;
}
for (int i = 0; i < M; ++i) {
road[a[i]-1] += 1;
road[b[i]-1] += 1;
}
for (int i = 0; i < N; ++i) {
std::cout << road[i] << std::endl;
}
}
| a.cc: In function 'int main()':
a.cc:19:23: error: 'M' was not declared in this scope
19 | for (int i = 0; i < M; ++i) {
| ^
a.cc:24:23: error: 'N' was not declared in this scope
24 | for (int i = 0; i < N; ++i) {
| ^
|
s202348671 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
int n, m;
cin >> n >> m;
vi deg(n);
for(int i = 0; i < m; i++){
int a, b;
cin >> a >> b;
--a, --b;
deg[a]++;deg[b]++;
}
for(auto i : deg)
cout << i << endl;
} | a.cc: In function 'int main()':
a.cc:8:5: error: 'vi' was not declared in this scope
8 | vi deg(n);
| ^~
a.cc:13:9: error: 'deg' was not declared in this scope
13 | deg[a]++;deg[b]++;
| ^~~
a.cc:15:18: error: 'deg' was not declared in this scope
15 | for(auto i : deg)
| ^~~
|
s478309134 | p03720 | C++ | #include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (n); ++i)
typedef long long ll;
template <class T>
inline bool chmin(T& a, T b) {
if (a > b) {
a = b;
return true;
}
return false;
}
template <class T>
inline bool chmax(T& a, T b) {
if (a < b) {
a = b;
return true;
}
return false;
}
using namespace std;
int main() {
int n, m;
cin >> n >> m;
int road[n];
rep(i, n) {
road[i] = 0;
}
rep(i, m) {
int a, b;
cin >> a >> b;
++road[a - 1];
++road[b - 1];
}
rep(i, n) {
cout << road[i] << endl;
}
return 0; | a.cc: In function 'int main()':
a.cc:45:12: error: expected '}' at end of input
45 | return 0;
| ^
a.cc:25:12: note: to match this '{'
25 | int main() {
| ^
|
s001328402 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
vector<int> road(2*M),count(N);
for(int i=0;i<2*M;i++){
cin>>road.at(i);
for(int j=0;j<N;j++){
for(int i=0;i<2*M;i++){
if(road.at(i)==j)
count.at(j)++;
}
cout<<count.at(j)<<endl;
}
| a.cc: In function 'int main()':
a.cc:18:4: error: expected '}' at end of input
18 | }
| ^
a.cc:8:25: note: to match this '{'
8 | for(int i=0;i<2*M;i++){
| ^
a.cc:18:4: error: expected '}' at end of input
18 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s491828751 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
vector<int> road(2*M),count(N);
for(i=0;i<2*M;i++){
cin>>road.at(i);
for(j=0;j<N;j++){
for(i=0;i<2*M;i++){
if(road.at(i)==j)
count.at(j)++;
}
cout<<count.at(j)<<endl;
}
| a.cc: In function 'int main()':
a.cc:8:7: error: 'i' was not declared in this scope
8 | for(i=0;i<2*M;i++){
| ^
a.cc:11:7: error: 'j' was not declared in this scope
11 | for(j=0;j<N;j++){
| ^
a.cc:18:4: error: expected '}' at end of input
18 | }
| ^
a.cc:8:21: note: to match this '{'
8 | for(i=0;i<2*M;i++){
| ^
a.cc:18:4: error: expected '}' at end of input
18 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s709454762 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
vector<int> road(2*M)count(N);
for(i=0;i<2*M;i++){
cin>>road.t(i);
for(j=0;j<N;j++){
for(i=0;i<2*M;i++){
if(road.t(i)==j)
count.at(j)++;
}
cout<<count.at(j)<<endl;
}
| a.cc: In function 'int main()':
a.cc:6:24: error: expected ',' or ';' before 'count'
6 | vector<int> road(2*M)count(N);
| ^~~~~
a.cc:8:7: error: 'i' was not declared in this scope
8 | for(i=0;i<2*M;i++){
| ^
a.cc:9:17: error: 'class std::vector<int>' has no member named 't'; did you mean 'at'?
9 | cin>>road.t(i);
| ^
| at
a.cc:11:7: error: 'j' was not declared in this scope
11 | for(j=0;j<N;j++){
| ^
a.cc:13:15: error: 'class std::vector<int>' has no member named 't'; did you mean 'at'?
13 | if(road.t(i)==j)
| ^
| at
a.cc:14:15: error: overloaded function with no contextual type information
14 | count.at(j)++;
| ^~
a.cc:16:17: error: overloaded function with no contextual type information
16 | cout<<count.at(j)<<endl;
| ^~
a.cc:17:4: error: expected '}' at end of input
17 | }
| ^
a.cc:8:21: note: to match this '{'
8 | for(i=0;i<2*M;i++){
| ^
a.cc:17:4: error: expected '}' at end of input
17 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s669351221 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
vector<int> road(2M)count(N);
for(i=0;i<2M;i++){
cin>>road.t(i);
for(j=0;j<N;j++){
for(i=0;i<2M;i++){
if(road.t(i)==j)
count.at(j)++;
}
cout<<count.at(j)<<endl;
}
| a.cc: In function 'int main()':
a.cc:6:20: error: unable to find numeric literal operator 'operator""M'
6 | vector<int> road(2M)count(N);
| ^~
a.cc:6:23: error: expected ',' or ';' before 'count'
6 | vector<int> road(2M)count(N);
| ^~~~~
a.cc:8:7: error: 'i' was not declared in this scope
8 | for(i=0;i<2M;i++){
| ^
a.cc:8:13: error: unable to find numeric literal operator 'operator""M'
8 | for(i=0;i<2M;i++){
| ^~
a.cc:9:17: error: 'class std::vector<int>' has no member named 't'; did you mean 'at'?
9 | cin>>road.t(i);
| ^
| at
a.cc:11:7: error: 'j' was not declared in this scope
11 | for(j=0;j<N;j++){
| ^
a.cc:12:15: error: unable to find numeric literal operator 'operator""M'
12 | for(i=0;i<2M;i++){
| ^~
a.cc:13:15: error: 'class std::vector<int>' has no member named 't'; did you mean 'at'?
13 | if(road.t(i)==j)
| ^
| at
a.cc:14:15: error: overloaded function with no contextual type information
14 | count.at(j)++;
| ^~
a.cc:16:17: error: overloaded function with no contextual type information
16 | cout<<count.at(j)<<endl;
| ^~
a.cc:17:4: error: expected '}' at end of input
17 | }
| ^
a.cc:8:20: note: to match this '{'
8 | for(i=0;i<2M;i++){
| ^
a.cc:17:4: error: expected '}' at end of input
17 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s831691131 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main () {
int N , M ;
cin >> N >> M ;
vector<int> vec(2M);
for (int i = 0 ; i < 2M ; i++ ) {
cin >> vec.at(i) ;
}
for ( int i = 0 ; i < M ; i++) {
int sum = 0 ;
for ( int k = 0 ; k < 2M ; k++){
if ( vec.at (k) == i ){
sum++ ;
}
}
cout << sum << endl;
} | a.cc: In function 'int main()':
a.cc:8:19: error: unable to find numeric literal operator 'operator""M'
8 | vector<int> vec(2M);
| ^~
a.cc:10:24: error: unable to find numeric literal operator 'operator""M'
10 | for (int i = 0 ; i < 2M ; i++ ) {
| ^~
a.cc:16:27: error: unable to find numeric literal operator 'operator""M'
16 | for ( int k = 0 ; k < 2M ; k++){
| ^~
a.cc:22:4: error: expected '}' at end of input
22 | }
| ^
a.cc:4:13: note: to match this '{'
4 | int main () {
| ^
|
s699065980 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector<int> a(M);
vector<int> b(M);
for(int i=0;i<M;i++){
cin >> a.at(i) >> b.at(i);
}
int count = 0;
for(int i=0;i<N;i++){
for(int j=0;j<M;j++){
if(a.at(j) == i){
count++;
}
if(b.at(j) == i){
count++;
}
}
cout << count << endl;
}
}
}
| a.cc:25:1: error: expected declaration before '}' token
25 | }
| ^
|
s941319405 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
#define int long long
#define fo(a,b) for(int a=0;a<b;a++)
#define Sort(a) sort(a.begin(),a.end())
#define rev(a) reverse(a.begin(),a.end())
int wari(int a,int b) {
if(a%b==0)
return a/b;
else
return a/b+1;
}
int keta(int a){
double b=a;
b=log10(b);
int c=b;
return c+1;
}
int souwa(int a){
return a*(a+1)/2;
}
int lcm(int a,int b){
int d=a,e=b,f;
if(a<b)
swap(a,b);
int c,m=1;
while(m){
c=a%b;
if(c==0){
f=b;
m--;
}
else{
a=b;
b=c;
}
}
return d*e/f;
}
int gcm(int a,int b){
int d=a,e=b,f;
if(a<b)
swap(a,b);
int c,m=1;
while(m){
c=a%b;
if(c==0){
f=b;
m--;
}
else{
a=b;
b=c;
}
}
return f;
}
bool prime(int a){
if(a<2)
return false;
else if(a==2)
return true;
else if(a%2==0)
return false;
double b=sqrt(a);
for(int i=3;i<=b;i+=2){
if(a%i==0){
return false;
}
}
return true;
}
signed main(){
int n,m;
cin>>n>>m;
V<int> a(n,0);
for(int i=0; i<m; i++){
int b,c;
cin>>b>>c;
a[b-1]++;
a[c-1]++;
}
fo(i,n){
cout<<a[i]<<endl;
}
}
| a.cc: In function 'int main()':
a.cc:76:3: error: 'V' was not declared in this scope
76 | V<int> a(n,0);
| ^
a.cc:3:13: error: expected primary-expression before 'long'
3 | #define int long long
| ^~~~
a.cc:76:5: note: in expansion of macro 'int'
76 | V<int> a(n,0);
| ^~~
a.cc:80:5: error: 'a' was not declared in this scope
80 | a[b-1]++;
| ^
a.cc:85:11: error: 'a' was not declared in this scope
85 | cout<<a[i]<<endl;
| ^
|
s776373672 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> vec(2*M);
for(int i=0; i<2*M; i++){
cin >> vec.at(i);
}
vector<int> number(N);
for(int i=0; i<2*M; i++){
number.at(vec.at(i))++;
}
for(int i=0; i<N; i++){
cout << number.at(i) << endl;
}
| a.cc: In function 'int main()':
a.cc:21:4: error: expected '}' at end of input
21 | }
| ^
a.cc:4:11: note: to match this '{'
4 | int main(){
| ^
|
s360751137 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> vec(2*M);
for(int i=0; i<2*M; i++){
cin >> vec.at(i);
}
int number(N);
for(int i=0; i<2*M; i++){
number.at(vec.at(i))++;
}
for(int i=0; i<N; i++){
cout << number.at(i) << endl;
}
| a.cc: In function 'int main()':
a.cc:15:12: error: request for member 'at' in 'number', which is of non-class type 'int'
15 | number.at(vec.at(i))++;
| ^~
a.cc:19:20: error: request for member 'at' in 'number', which is of non-class type 'int'
19 | cout << number.at(i) << endl;
| ^~
a.cc:20:4: error: expected '}' at end of input
20 | }
| ^
a.cc:4:11: note: to match this '{'
4 | int main(){
| ^
|
s763114276 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> vec(2M);
for(int i=0; i<2M; i++){
cin >> vec.at(i);
}
int number(N);
for(int i=0; i<2M; i++){
number.at(vec.at(i))++;
}
for(int i=0; i<N; i++){
cout << number.at(i) << endl;
}
| a.cc: In function 'int main()':
a.cc:7:19: error: unable to find numeric literal operator 'operator""M'
7 | vector<int> vec(2M);
| ^~
a.cc:9:18: error: unable to find numeric literal operator 'operator""M'
9 | for(int i=0; i<2M; i++){
| ^~
a.cc:14:18: error: unable to find numeric literal operator 'operator""M'
14 | for(int i=0; i<2M; i++){
| ^~
a.cc:15:12: error: request for member 'at' in 'number', which is of non-class type 'int'
15 | number.at(vec.at(i))++;
| ^~
a.cc:19:20: error: request for member 'at' in 'number', which is of non-class type 'int'
19 | cout << number.at(i) << endl;
| ^~
a.cc:20:4: error: expected '}' at end of input
20 | }
| ^
a.cc:4:11: note: to match this '{'
4 | int main(){
| ^
|
s644670690 | p03720 | C++ | #include <bits/stdc++.h>
using nameplace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> vec(2M);
for(int i=0; i<2M; i++){
cin >> vec.at(i);
}
int number(N);
for(int i=0; i<2M; i++){
number.at(vec.at(i))++;
}
for(int i=0; i<N; i++){
cout << number.at(i) << endl;
} | a.cc:2:7: error: expected nested-name-specifier before 'nameplace'
2 | using nameplace std;
| ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
6 | cin >> N >> M;
| ^~~
| 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:7:3: error: 'vector' was not declared in this scope
7 | vector<int> vec(2M);
| ^~~~~~
a.cc:7:3: note: suggested alternatives:
In file included from /usr/include/c++/14/vector:66,
from /usr/include/c++/14/functional:64,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53:
/usr/include/c++/14/bits/stl_vector.h:428:11: note: 'std::vector'
428 | class vector : protected _Vector_base<_Tp, _Alloc>
| ^~~~~~
/usr/include/c++/14/vector:93:13: note: 'std::pmr::vector'
93 | using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
| ^~~~~~
a.cc:7:10: error: expected primary-expression before 'int'
7 | vector<int> vec(2M);
| ^~~
a.cc:9:18: error: unable to find numeric literal operator 'operator""M'
9 | for(int i=0; i<2M; i++){
| ^~
a.cc:10:12: error: 'vec' was not declared in this scope
10 | cin >> vec.at(i);
| ^~~
a.cc:14:18: error: unable to find numeric literal operator 'operator""M'
14 | for(int i=0; i<2M; i++){
| ^~
a.cc:15:12: error: request for member 'at' in 'number', which is of non-class type 'int'
15 | number.at(vec.at(i))++;
| ^~
a.cc:15:15: error: 'vec' was not declared in this scope
15 | number.at(vec.at(i))++;
| ^~~
a.cc:19:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
19 | cout << number.at(i) << 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:19:20: error: request for member 'at' in 'number', which is of non-class type 'int'
19 | cout << number.at(i) << endl;
| ^~
a.cc:19:29: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
19 | cout << number.at(i) << 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:20:4: error: expected '}' at end of input
20 | }
| ^
a.cc:4:11: note: to match this '{'
4 | int main(){
| ^
|
s922830785 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N, M, a;
cin >> N >> M;
vector<int> vec(N, 0);
for(int i=0;i<2*N;i++){
cin >> a;
vec.at(a)++;
}
for(int i=0;i<N;i++){
cout << vec.at(i) << endl;
}
| a.cc: In function 'int main()':
a.cc:14:2: error: expected '}' at end of input
14 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s046871967 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N, M, a;
cin >> N >> M;
vector<int> vec(N, 0);
for(i=0;i<2*N;i++){
cin >> a;
vec.at(a)++;
}
for(i=0;i<N;i++){
cout << vec.at(i) << endl;
}
| a.cc: In function 'int main()':
a.cc:8:7: error: 'i' was not declared in this scope
8 | for(i=0;i<2*N;i++){
| ^
a.cc:12:7: error: 'i' was not declared in this scope
12 | for(i=0;i<N;i++){
| ^
a.cc:14:2: error: expected '}' at end of input
14 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s167336981 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main()
{
ios_base::sync_with_stdio(0); cout.tie(0); cin.tie(0);
int n, m;
cin >> n >> m;
vector<int> a(n+1, 0);
for(int i = 0; i < m; i++)
{
cin >> x >> y;
a[x]++;
a[y]++;
}
for(int i = 1; i <= n; i++)
{
cout << a[i] << endl;
}
return 0;
} | a.cc: In function 'int main()':
a.cc:13:12: error: 'x' was not declared in this scope
13 | cin >> x >> y;
| ^
a.cc:13:17: error: 'y' was not declared in this scope
13 | cin >> x >> y;
| ^
|
s304560959 | p03720 | C++ | #include <bits/stdc++>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> road(N);
for (int i=0; i < M;i++) {
int a, b;
cin >> a >> b;
road.at(a)++;
road.at(b)++;
}
for (int i=1; i<M; i++) {
cout << road.at(i) << endl;
}
} | a.cc:1:10: fatal error: bits/stdc++: No such file or directory
1 | #include <bits/stdc++>
| ^~~~~~~~~~~~~
compilation terminated.
|
s366315533 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >>M;
vector<int> city(2*M);
for (int i=0;i<2*M;i++) {
cin >> city.at(i);
}
for (int i=0;i<N;i++) {
cout << city.length(i+1) <<endl;
}
} | a.cc: In function 'int main()':
a.cc:14:18: error: 'class std::vector<int>' has no member named 'length'
14 | cout << city.length(i+1) <<endl;
| ^~~~~~
|
s613680522 | p03720 | Java | public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int N = scanner.nextInt();
int M = scanner.nextInt();
int[] a = new int[M];
int[] b = new int[M];
int[] ans = new int[N + 1];
for (int i = 0; i < M; i++) {
a[i] = scanner.nextInt();
b[i] = scanner.nextInt();
ans[a[i]]++;
ans[b[i]]++;
}
scanner.close();
for(int i = 1; i < ans.length; i++) {
System.out.println(ans[i]);
}
}
} | Main.java:4: error: cannot find symbol
Scanner scanner = new Scanner(System.in);
^
symbol: class Scanner
location: class Main
Main.java:4: error: cannot find symbol
Scanner scanner = new Scanner(System.in);
^
symbol: class Scanner
location: class Main
2 errors
|
s178623835 | p03720 | C++ | #include <stdio.h>
int main(void){
int n = 0, m = 0;
int a = 0, b = 0;
int ans[51];
scanf("%d%d", &n, &m);
for(int i = 1; i<= n; i++){
ans[i] = 0;
}
for(int i = 0; i < m; i++){
scanf("%d%d", &a, &b);
ans[a]++;
ans[b]++;
}
for(int i = 1; i<= n; i++){
printf("%d\n", ans[i]);
}
return 0;
}
| a.cc:12:1: error: stray '\16' in program
12 | <U+000E>
| ^~~~~~~~
|
s412880004 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main() {
int N, M; cin >> N >> M;
const int NMMAX = 50;
int A[NMMAX], B[NMMAX];
for (int i = 0; i < M; ++i){
cin >> A[i] >> B[i];
}
int road[NMMAX];
for (int i = 0;i < N; ++i){
road[i] = 0;
}
for (inti=0;i<M;++i){
road[A[i] - 1] += 1;
road[B[i] - 1] += 1;
}
for (inti=0;i<N;++i){
cout << road[i] << endl;
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:19:14: error: 'inti' was not declared in this scope; did you mean 'int'?
19 | for (inti=0;i<M;++i){
| ^~~~
| int
a.cc:19:21: error: 'i' was not declared in this scope
19 | for (inti=0;i<M;++i){
| ^
a.cc:23:14: error: 'inti' was not declared in this scope; did you mean 'int'?
23 | for (inti=0;i<N;++i){
| ^~~~
| int
a.cc:23:21: error: 'i' was not declared in this scope
23 | for (inti=0;i<N;++i){
| ^
|
s251015123 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main() {
int N, M; cin >> N >> M;
const int NMMAX = 50;
int A[NMMAX], B[NMMAX];
for (inti=0;i<M;++i){
cin >> A[i] >> B[i];
}
int road[NMMAX];
for (inti=0;i<N;++i){
road[i] = 0;
}
for (inti=0;i<M;++i){
road[A[i] - 1] += 1;
road[B[i] - 1] += 1;
}
for (inti=0;i<N;++i){
cout << road[i] << endl;
}
return 0;
} | a.cc: In function 'int main()':
a.cc:10:14: error: 'inti' was not declared in this scope; did you mean 'int'?
10 | for (inti=0;i<M;++i){
| ^~~~
| int
a.cc:10:21: error: 'i' was not declared in this scope
10 | for (inti=0;i<M;++i){
| ^
a.cc:15:14: error: 'inti' was not declared in this scope; did you mean 'int'?
15 | for (inti=0;i<N;++i){
| ^~~~
| int
a.cc:15:21: error: 'i' was not declared in this scope
15 | for (inti=0;i<N;++i){
| ^
a.cc:19:14: error: 'inti' was not declared in this scope; did you mean 'int'?
19 | for (inti=0;i<M;++i){
| ^~~~
| int
a.cc:19:21: error: 'i' was not declared in this scope
19 | for (inti=0;i<M;++i){
| ^
a.cc:23:14: error: 'inti' was not declared in this scope; did you mean 'int'?
23 | for (inti=0;i<N;++i){
| ^~~~
| int
a.cc:23:21: error: 'i' was not declared in this scope
23 | for (inti=0;i<N;++i){
| ^
|
s382680564 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M; cin>>N>>M;
vector<int> a(M),b(M);
map<int,int> A;
for(int i=0;i<M;i++){
cin>>a.at(i)>>b.at(i);}
for(int i=0; i<M; i++){
if(!A.count(a.at(i))){A[a.at(i)]=1}
else{A.at(a.at(i))++;}
if(!A.count(b.at(i))){A[b.at(i)]=1}
else{A.at(b.at(i))++;}
}
for(int i=0;i<N;i++){
cout<<A.at(i)<<endl;}
}
| a.cc: In function 'int main()':
a.cc:13:39: error: expected ';' before '}' token
13 | if(!A.count(a.at(i))){A[a.at(i)]=1}
| ^
| ;
a.cc:15:39: error: expected ';' before '}' token
15 | if(!A.count(b.at(i))){A[b.at(i)]=1}
| ^
| ;
|
s376359152 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int cities, roads;
cin >> cities >> roads;
vector<int> answers(cities);
for(int i =0; i < roads; i++) {
int a,b;
cin >> a >> b;
answers.at(a)++;
answers.at(b)++;
}
for(int i = 0; i < cities; ii++) {
cout << answers.at(i) << endl;
}
} | a.cc: In function 'int main()':
a.cc:14:30: error: 'ii' was not declared in this scope; did you mean 'i'?
14 | for(int i = 0; i < cities; ii++) {
| ^~
| i
|
s157042721 | p03720 | C | #include <stdio.h>
int main() {
int n,m,i,c1,c2;
scanf("%d%d",&n,&m);
int c[n];
for(i=1;i<=n;i++) {
c[i]=0;
}
for(i=0;i<m;i++){
scanf("%d%d",&c1,&c2);
c[c1]+= 1;
c[c2]+= 1;
}
for(i=1;i<=N;i++){
printf("%d\n",c[i]);
}
return 0;
} | main.c: In function 'main':
main.c:14:20: error: 'N' undeclared (first use in this function)
14 | for(i=1;i<=N;i++){
| ^
main.c:14:20: note: each undeclared identifier is reported only once for each function it appears in
|
s743501569 | p03720 | C++ | #include<bits/stdc++.h>
#define rep(i,a) for(int i=0;i<a;i++)
using namespace std;
int main(){
int n,m;
cin>>n>>m;
int a[n];
rep(i,m){
int ena,enb;
cin>>ena>>enb;
a[ena-1]++;
b[enb-1]++;
}
rep(i,n){
cout<<a[i]<<endl;
}
} | a.cc: In function 'int main()':
a.cc:12:9: error: 'b' was not declared in this scope
12 | b[enb-1]++;
| ^
|
s154828175 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
vector<int> a,q;
int s,d,f,g,y = 0;
cin >> s >> d;
for (int i= 0;i<d;i++){
cin >> f >> g;
a.push_back(f);
q.push_back(g);
}
for(int j =0;i<s;i++){
y=0;
for(int i=0;i<d;i++){
if(i+1 == a.at(i))
y += 1;
if(i+1 == q.at(i))
y += 1;
}
cout << y << endl;
}
}
| a.cc: In function 'int main()':
a.cc:12:16: error: 'i' was not declared in this scope
12 | for(int j =0;i<s;i++){
| ^
|
s862907070 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int N , M , a , b;
cin >> N >> M;
vector <int> count(N , 0)
for (int i = 0 ; i < M ; i ++){
cin >> a >> b;
count.at(a-1) += 1;
count.at(b-1) += 1;
}
for(int i = 0 ; i < M ; i ++){
cout << count.at(i) << endl;
}
} | a.cc: In function 'int main()':
a.cc:8:9: error: expected ',' or ';' before 'for'
8 | for (int i = 0 ; i < M ; i ++){
| ^~~
a.cc:8:26: error: 'i' was not declared in this scope
8 | for (int i = 0 ; i < M ; i ++){
| ^
|
s957107738 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N, M;
cin >> N >>
vector<int> ab(M * 2);
for (int i = 0; i < M * 2; i++) {
cin >> ab.at(i);
}
for (int i = 0; i < N; i++) {
int cnt = 0;
for (int j = 0; j < M * 2; j++) {
if (i + 1 == ab.at(j)) {
cnt++;
}
}
cout << cnt << endl;
}
| a.cc: In function 'int main()':
a.cc:8:15: error: expected primary-expression before 'ab'
8 | vector<int> ab(M * 2);
| ^~
a.cc:10:14: error: 'ab' was not declared in this scope; did you mean 'abs'?
10 | cin >> ab.at(i);
| ^~
| abs
a.cc:16:20: error: 'ab' was not declared in this scope; did you mean 'abs'?
16 | if (i + 1 == ab.at(j)) {
| ^~
| abs
a.cc:22:2: error: expected '}' at end of input
22 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s656159363 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(void) {
2 int N, M;
3 cin >> N >> M;
4
5 const int NMMAX = 50;
6 int A[NMMAX], B[NMMAX];
7
8 for (int i = 0; i < M; ++i) {
9 cin >> A[i] >> B[i];
10 }
11
12 int road[NMMAX];
13 for (int i = 0; i < N; ++i) {
14 road[i] = 0;
15 }
16
17 for (int i = 0; i < M; ++i) {
18 road[A[i] - 1] += 1;
19 road[B[i] - 1] += 1;
20 }
21
22 for (int i = 0; i < N; ++i) {
23 cout << road[i] << endl;
24 }
25
26 return 0;
27 } | a.cc: In function 'int main()':
a.cc:5:2: error: expected ';' before 'int'
5 | 2 int N, M;
| ^~~~
| ;
a.cc:6:2: error: expected ';' before 'cin'
6 | 3 cin >> N >> M;
| ^~~~
| ;
a.cc:7:2: error: expected ';' before numeric constant
7 | 4
| ^
| ;
8 | 5 const int NMMAX = 50;
| ~
a.cc:9:2: error: expected ';' before 'int'
9 | 6 int A[NMMAX], B[NMMAX];
| ^~~~
| ;
a.cc:10:2: error: expected ';' before numeric constant
10 | 7
| ^
| ;
11 | 8 for (int i = 0; i < M; ++i) {
| ~
a.cc:11:19: error: 'i' was not declared in this scope
11 | 8 for (int i = 0; i < M; ++i) {
| ^
a.cc:11:23: error: 'M' was not declared in this scope
11 | 8 for (int i = 0; i < M; ++i) {
| ^
a.cc:14:3: error: expected ';' before numeric constant
14 | 11
| ^
| ;
15 | 12 int road[NMMAX];
| ~~
a.cc:16:3: error: expected ';' before 'for'
16 | 13 for (int i = 0; i < N; ++i) {
| ^~~~
| ;
a.cc:16:24: error: 'N' was not declared in this scope
16 | 13 for (int i = 0; i < N; ++i) {
| ^
a.cc:19:3: error: expected ';' before numeric constant
19 | 16
| ^
| ;
20 | 17 for (int i = 0; i < M; ++i) {
| ~~
a.cc:24:3: error: expected ';' before numeric constant
24 | 21
| ^
| ;
25 | 22 for (int i = 0; i < N; ++i) {
| ~~
a.cc:28:3: error: expected ';' before numeric constant
28 | 25
| ^
| ;
29 | 26 return 0;
| ~~
a.cc:30:3: error: expected ';' before '}' token
30 | 27 }
| ^~
| ;
|
s599398011 | p03720 | C++ | #include<bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); i++)
#define ll long long
using namespace std;
int main(){
int n,m;cin>>n>>m;
map<int, int> m;
rep(i,m){
int a,b;cin>>a>>b;
map[a]++;
map[b]++;
}
rep(i,n){
cout<<m[i+1]<<endl;
}
return 0;
} | a.cc: In function 'int main()':
a.cc:11:17: error: conflicting declaration 'std::map<int, int> m'
11 | map<int, int> m;
| ^
a.cc:9:9: note: previous declaration as 'int m'
9 | int n,m;cin>>n>>m;
| ^
a.cc:14:9: error: conflicting declaration 'auto a'
14 | map[a]++;
| ^
a.cc:13:9: note: previous declaration as 'int a'
13 | int a,b;cin>>a>>b;
| ^
a.cc:14:11: error: expected initializer before '++' token
14 | map[a]++;
| ^~
a.cc:15:9: error: conflicting declaration 'auto b'
15 | map[b]++;
| ^
a.cc:13:11: note: previous declaration as 'int b'
13 | int a,b;cin>>a>>b;
| ^
a.cc:15:11: error: expected initializer before '++' token
15 | map[b]++;
| ^~
a.cc:19:12: error: invalid types 'int[int]' for array subscript
19 | cout<<m[i+1]<<endl;
| ^
|
s263372171 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N, M;
cin >> N >> M;
vector<int> a(M), b(M);
for (int i = 0; i < M; i++) {
cin >> a(M).at(i) >> b(M).at(i);
}
vector<int> c(N);
for (int i = 0; i < M; i++) {
c(N).at(a(M).at(i) -1)++;
c(N).at(b(M).at(i) -1)++;
}
cout << c(N) << endl;
} | a.cc: In function 'int main()':
a.cc:11:13: error: no match for call to '(std::vector<int>) (int&)'
11 | cin >> a(M).at(i) >> b(M).at(i);
| ~^~~
a.cc:11:27: error: no match for call to '(std::vector<int>) (int&)'
11 | cin >> a(M).at(i) >> b(M).at(i);
| ~^~~
a.cc:16:6: error: no match for call to '(std::vector<int>) (int&)'
16 | c(N).at(a(M).at(i) -1)++;
| ~^~~
a.cc:16:14: error: no match for call to '(std::vector<int>) (int&)'
16 | c(N).at(a(M).at(i) -1)++;
| ~^~~
a.cc:17:6: error: no match for call to '(std::vector<int>) (int&)'
17 | c(N).at(b(M).at(i) -1)++;
| ~^~~
a.cc:17:14: error: no match for call to '(std::vector<int>) (int&)'
17 | c(N).at(b(M).at(i) -1)++;
| ~^~~
a.cc:19:12: error: no match for call to '(std::vector<int>) (int&)'
19 | cout << c(N) << endl;
| ~^~~
|
s239858394 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector<int> machi_a(M);
vector<int> machi_b(M);
vector<int> total(N);
for(int i=0; i <M; i++){
cin >> machi_a.at(i) >> machi_b.at(i);
int A =machi_a.at(i);
int B =machi_b.at(i);
for(int j =0, j<N; j++){
if(A == j){
total.at(j)++;}
if(B == j){
total.at(j)++;}}
}
for(int i =0; i<N; i++){
cout << total.at(j) << endl;}
}
| a.cc: In function 'int main()':
a.cc:17:20: error: expected ';' before '<' token
17 | for(int j =0, j<N; j++){
| ^
| ;
a.cc:17:20: error: expected primary-expression before '<' token
a.cc:24:22: error: 'j' was not declared in this scope
24 | cout << total.at(j) << endl;}
| ^
|
s763409475 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector<int> machi_a(M);
vector<int> machi_b(M);
vector<int> total(N);
for(int i=0; i <M; i++){
cin >> machi_a(i) >> machi_b(i);
int A =machi_a(i);
int B =machi_b(i);
for(int j =0, j<N; j++){
if(A == j){
total.at(j)++;}
if(B == j){
total.at(j)++;}}
}
for(int i =0; i<N; i++){
cout << total.at(j) << endl;}
}
| a.cc: In function 'int main()':
a.cc:14:19: error: no match for call to '(std::vector<int>) (int&)'
14 | cin >> machi_a(i) >> machi_b(i);
| ~~~~~~~^~~
a.cc:14:33: error: no match for call to '(std::vector<int>) (int&)'
14 | cin >> machi_a(i) >> machi_b(i);
| ~~~~~~~^~~
a.cc:15:19: error: no match for call to '(std::vector<int>) (int&)'
15 | int A =machi_a(i);
| ~~~~~~~^~~
a.cc:16:19: error: no match for call to '(std::vector<int>) (int&)'
16 | int B =machi_b(i);
| ~~~~~~~^~~
a.cc:17:20: error: expected ';' before '<' token
17 | for(int j =0, j<N; j++){
| ^
| ;
a.cc:17:20: error: expected primary-expression before '<' token
a.cc:24:22: error: 'j' was not declared in this scope
24 | cout << total.at(j) << endl;}
| ^
|
s802983735 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int N,W;
cin>>N>>W;
vector<int> vec(N,0);
for(int i=0;i<W;i++){
int a,b;
cin>>a>>b;
vec[a]++;
vec[b]++;
}
for(int i=0;i<N;i++){
cout<<vec[a]<<endl;
}
}
| a.cc: In function 'int main()':
a.cc:15:15: error: 'a' was not declared in this scope
15 | cout<<vec[a]<<endl;
| ^
|
s310415252 | p03720 | C++ | #include <iostream>
#include <fstream>
#include <algorithm> // for next_permutation
#include <vector>
#include <bits/stl_numeric.h>
#define DEBUG 0
#define REP(i, n) for (long long i = 0; i < (n); i++)
typedef long long ll;
static const ll MOD = 1000000007;
static const ll INF = 1000000000000000000LL;
using namespace std;
int main() {
int N,M;
cin >> N >> M;
vector <int> do(N, 0);
for(int i = 0; i < M: ++i)
{
int a,b;
cin >> a >> b;
--a;--b;
++do[a];
++do[b];
}
for(auto t:do)
{
cout << t << endl;
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:19:18: error: expected unqualified-id before 'do'
19 | vector <int> do(N, 0);
| ^~
a.cc:21:20: warning: range-based 'for' loops with initializer only available with '-std=c++20' or '-std=gnu++20' [-Wc++20-extensions]
21 | for(int i = 0; i < M: ++i)
| ^
a.cc:21:25: error: expected ';' before ':' token
21 | for(int i = 0; i < M: ++i)
| ^
| ;
a.cc:30:5: error: expected primary-expression before 'for'
30 | for(auto t:do)
| ^~~
a.cc:28:6: error: expected ';' before 'for'
28 | }
| ^
| ;
29 |
30 | for(auto t:do)
| ~~~
a.cc:30:5: error: expected primary-expression before 'for'
30 | for(auto t:do)
| ^~~
a.cc:28:6: error: expected ')' before 'for'
28 | }
| ^
| )
29 |
30 | for(auto t:do)
| ~~~
a.cc:21:8: note: to match this '('
21 | for(int i = 0; i < M: ++i)
| ^
a.cc:30:16: error: expected primary-expression before 'do'
30 | for(auto t:do)
| ^~
a.cc:30:16: error: expected ')' before 'do'
30 | for(auto t:do)
| ~ ^~
| )
a.cc:30:18: error: expected primary-expression before ')' token
30 | for(auto t:do)
| ^
a.cc:35:12: error: expected 'while' before numeric constant
35 | return 0;
| ^
a.cc:35:12: error: expected '(' before numeric constant
35 | return 0;
| ^
| (
a.cc:35:13: error: expected ')' before ';' token
35 | return 0;
| ~^
| )
|
s627570777 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin >> N >> M;
vector<int> a(N);
vector<int> b(N);
for (int i = 0; i < N; i++){
cin >> a.at(i);
cin >> b.at(i);
}
vector<int> c(M,0);
for(int i = 0; i < M; i++){
c.at(A.at(i) - 1) += 1;
c.at(B.at(i) - 1) += 1;
}
for(int i = 0; i < N; i++){
cout << c.at(i) << endl;
}
} | a.cc: In function 'int main()':
a.cc:16:10: error: 'A' was not declared in this scope
16 | c.at(A.at(i) - 1) += 1;
| ^
a.cc:17:10: error: 'B' was not declared in this scope
17 | c.at(B.at(i) - 1) += 1;
| ^
|
s533456389 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int n,m,a;
vector<int> vec(n);
cin>>n>>m;
for(int i=0;i<2m;i++){
cin>>a;
vec.at(a-1)++;
}
for(int i=0;i<n;i++){
cout<<vec.at(i)<<endl;
}
} | a.cc: In function 'int main()':
a.cc:8:17: error: unable to find numeric literal operator 'operator""m'
8 | for(int i=0;i<2m;i++){
| ^~
|
s318132402 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int N,M;
cin>>N>>M;
int n,m;
n=0;
while(n<N){
m=0;
while(m<2*M){
cin>>m;
if(m==n){
x++;
}
m++;
}
cout<<m<<endl;
n++;
}
}
| a.cc: In function 'int main()':
a.cc:13:9: error: 'x' was not declared in this scope
13 | x++;
| ^
|
s869422422 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
const int mod = 1000000007;
#define rep(i, n) for(int i = 0; i < (n); i++)
int int_len(int n) {
int s=0;
while(n!=0) s++, n/=10;
return s;
}
int int_sum(int n) {
int m=0,s=0,a=n;
while(a!=0) s++, a/=10;
for(int i=s-1;i>=0;i--) m+=n/((int)pow(10,i))-(n/((int)pow(10,i+1)))*10;
return m;
}
int gcd(int a,int b)
{
int r, tmp;
/* 自然数 a > b を確認・入替 */
if(a<b){
tmp = a;
a = b;
b = tmp;
}
/* ユークリッドの互除法 */
r = a % b;
while(r!=0){
a = b;
b = r;
r = a % b;
}
return b;
}
int fac(int n){
int m=1;
while(n>=1) m*=n,n--;
return m;
}
int vec_sum(vector<int> v){
int n=0;
for(int i=0;i<v.size();i++) n+=v[i];
return n;
}
///////////////////////////
int main() {
int n,m;
cin>>n>>m;
vector<int> v;
map<int,int> mp;
rep(i,2*m){
int a;
cin>>a;
v.push_back(a);
}
rep(i,2*m){
mp[v[i]-1]++;
}
for(i,n){
cout<<mp[i]<<endl;
}
}
///////////////////////////
| a.cc: In function 'int main()':
a.cc:83:7: error: 'i' was not declared in this scope
83 | for(i,n){
| ^
a.cc:87:1: error: expected primary-expression before '}' token
87 | }
| ^
a.cc:85:4: error: expected ';' before '}' token
85 | }
| ^
| ;
86 |
87 | }
| ~
a.cc:87:1: error: expected primary-expression before '}' token
87 | }
| ^
a.cc:85:4: error: expected ')' before '}' token
85 | }
| ^
| )
86 |
87 | }
| ~
a.cc:83:6: note: to match this '('
83 | for(i,n){
| ^
a.cc:87:1: error: expected primary-expression before '}' token
87 | }
| ^
|
s978391474 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
const int mod = 1000000007;
#define rep(i, n) for(int i = 0; i < (n); i++)
int int_len(int n) {
int s=0;
while(n!=0) s++, n/=10;
return s;
}
int int_sum(int n) {
int m=0,s=0,a=n;
while(a!=0) s++, a/=10;
for(int i=s-1;i>=0;i--) m+=n/((int)pow(10,i))-(n/((int)pow(10,i+1)))*10;
return m;
}
int gcd(int a,int b)
{
int r, tmp;
/* 自然数 a > b を確認・入替 */
if(a<b){
tmp = a;
a = b;
b = tmp;
}
/* ユークリッドの互除法 */
r = a % b;
while(r!=0){
a = b;
b = r;
r = a % b;
}
return b;
}
int fac(int n){
int m=1;
while(n>=1) m*=n,n--;
return m;
}
int vec_sum(vector<int> v){
int n=0;
for(int i=0;i<v.size();i++) n+=v[i];
return n;
}
///////////////////////////
int main() {
int n,m;
cin>>n>>m;
vector<int> v;
map<int,int> mp;
rep(i,2*m){
int a;
cin>>a;
v.push_back(a);
}
rep(i,2*m){
mp[v[i]]++;
}
sort(mp.begin(),mp.end());
for(auto c:mp){
cout<<c.second<<endl;
}
}
/////////////////////////// | In file included from /usr/include/c++/14/algorithm:61,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
from a.cc:1:
/usr/include/c++/14/bits/stl_algo.h: In instantiation of 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = _Rb_tree_iterator<pair<const int, int> >; _Compare = __gnu_cxx::__ops::_Iter_less_iter]':
/usr/include/c++/14/bits/stl_algo.h:4772:18: required from 'void std::sort(_RAIter, _RAIter) [with _RAIter = _Rb_tree_iterator<pair<const int, int> >]'
4772 | std::__sort(__first, __last, __gnu_cxx::__ops::__iter_less_iter());
| ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:82:7: required from here
82 | sort(mp.begin(),mp.end());
| ~~~~^~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:1906:50: error: no match for 'operator-' (operand types are 'std::_Rb_tree_iterator<std::pair<const int, int> >' and 'std::_Rb_tree_iterator<std::pair<const int, int> >')
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:67,
from /usr/include/c++/14/algorithm:60:
/usr/include/c++/14/bits/stl_iterator.h:618:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__y.base() - __x.base())) std::operator-(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
618 | operator-(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:618:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::reverse_iterator<_Iterator>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1790:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__x.base() - __y.base())) std::operator-(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1790 | operator-(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1790:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::move_iterator<_IteratorL>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166:
/usr/include/c++/14/valarray:1197:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const typename valarray<_Tp>::value_type&, const valarray<_Tp>&)'
1197 | _DEFINE_BINARY_OPERATOR(-, __minus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1197:1: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::valarray<_Tp>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
/usr/include/c++/14/valarray:1197:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__minus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const valarray<_Tp>&, const typename valarray<_Tp>::value_type&)'
1197 | _DEFINE_BINARY_OPERATOR(-, __minus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1197:1: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::valarray<_Tp>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
/usr/include/c++/14/valarray:1197:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__minus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const valarray<_Tp>&, const valarray<_Tp>&)'
1197 | _DEFINE_BINARY_OPERATOR(-, __minus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1197:1: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::valarray<_Tp>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/14/valarray:605:
/usr/include/c++/14/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__minus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const valarray<typename _Dom::value_type>&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
406 | _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const _Expr<_Dom1, typename _Dom1::value_type>&, const valarray<typename _Dom::value_type>&)'
406 | _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const typename _Dom::value_type&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
406 | _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const _Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
406 | _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const _Expr<_Dom1, typename _Dom1::value_type>&, const _Expr<_Dom2, typename _Dom2::value_type>&)'
406 | _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:406:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:1906:50: note: 'std::_Rb_tree_iterator<std::pair<const int, int> >' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
1906 | std::__lg(__last - __first) * 2,
| ~~~~~~~^~~~~~~~~
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:465:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator-(const complex<_Tp>&)'
465 | operator-(const complex<_Tp>& __x)
| ^~~~~~~~
/usr/include/c++/14/complex:465:5: note: candidate expects 1 argument, 2 provided
/usr/include/c++/14/complex:388:5: note: candidate: 'template<class _Tp> std::complex<_T |
s248469950 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(int)n;i++)
int main()
{
int N, M, x, y;
string all;
cin >> N >> M;
vector<int> x(M);
rep(i,M)
{
rep(j,2)
{
cin >> x >> y;
all+='0'+x+y;
}
}
rep(k,all.size())
{
rep(l,N)
{
if(all.at(k)=='0'+l+1)
x.at(l)++;
}
}
rep(z,N){cout << x.at(z) << endl;}
} | a.cc: In function 'int main()':
a.cc:10:15: error: conflicting declaration 'std::vector<int> x'
10 | vector<int> x(M);
| ^
a.cc:7:13: note: previous declaration as 'int x'
7 | int N, M, x, y;
| ^
a.cc:24:9: error: request for member 'at' in 'x', which is of non-class type 'int'
24 | x.at(l)++;
| ^~
a.cc:27:22: error: request for member 'at' in 'x', which is of non-class type 'int'
27 | rep(z,N){cout << x.at(z) << endl;}
| ^~
|
s163575128 | p03720 | C++ | #include<iostream>
#include<vector>
using namespace std;
int main()
{
int n,m;
cin>>n>>m;
vector<int>N(n);
for(int i=0;i<m;++i){
int a,b;
cin>>a>>b;
++N[a]
++N[b]
}
for(int i=1;i<=n;++i){
cout<<N[i]<<endl;
}
}
| a.cc: In function 'int main()':
a.cc:13:17: error: lvalue required as increment operand
13 | ++N[b]
|
s276942411 | p03720 | C | #include<iostream>
#include<vector>
using namespace std;
int main(){
int n ,m;
cin >> n >> m;
vector<int> ans(n);
for(int i = 0;i < m;i++){
int a, b;
cin >> a >> b;
ans[a-1]++;
ans[b-1]++;
}
for(int i = 0;i < n;i++){
cout << ans[i] << endl;
}
return 0;
} | main.c:1:9: fatal error: iostream: No such file or directory
1 | #include<iostream>
| ^~~~~~~~~~
compilation terminated.
|
s643713999 | p03720 | C | #include<iostream>
#include<vector>
using namespace std;
int main(){
int n ,m;
cin >> n >> m;
vector<int> ans(n);
for(int i = 0;i < m;i++){
int a, b;
cin >> a >> b;
ans[a-1]++;
ans[b-1]++;
}
for(int i = 0;i < n;i++){
cout << ans[i] << endl;
}
return 0;
} | main.c:1:9: fatal error: iostream: No such file or directory
1 | #include<iostream>
| ^~~~~~~~~~
compilation terminated.
|
s493080799 | p03720 | C | c[51];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);} | main.c:1:1: warning: data definition has no type or storage class
1 | c[51];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'c' [-Wimplicit-int]
main.c:1:7: error: return type defaults to 'int' [-Wimplicit-int]
1 | c[51];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^~~~
main.c: In function 'main':
main.c:1:7: error: type of 'b' defaults to 'int' [-Wimplicit-int]
main.c:1:7: error: type of 'a' defaults to 'int' [-Wimplicit-int]
main.c:1:21: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | c[51];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | c[51];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
main.c:1:21: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | c[51];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^~~~~
main.c:1:21: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:1:67: error: 'n' undeclared (first use in this function)
1 | c[51];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^
main.c:1:67: note: each undeclared identifier is reported only once for each function it appears in
main.c:1:72: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
1 | c[51];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^~~~~~
main.c:1:72: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:72: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:1:72: note: include '<stdio.h>' or provide a declaration of 'printf'
|
s713919616 | p03720 | C | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);} | main.c:1:1: warning: data definition has no type or storage class
1 | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'c' [-Wimplicit-int]
main.c:1:5: error: return type defaults to 'int' [-Wimplicit-int]
1 | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^~~~
main.c: In function 'main':
main.c:1:5: error: type of 'b' defaults to 'int' [-Wimplicit-int]
main.c:1:5: error: type of 'a' defaults to 'int' [-Wimplicit-int]
main.c:1:19: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
main.c:1:19: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^~~~~
main.c:1:19: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:1:65: error: 'n' undeclared (first use in this function)
1 | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^
main.c:1:65: note: each undeclared identifier is reported only once for each function it appears in
main.c:1:70: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
1 | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^~~~~~
main.c:1:70: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:70: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:1:70: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c: At top level:
main.c:1:1: warning: array 'c' assumed to have one element
1 | c[];main(b,a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;n/b;)printf("%d\n",c[b++]);}
| ^
|
s303403868 | p03720 | C | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);} | main.c:1:1: warning: data definition has no type or storage class
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'b' [-Wimplicit-int]
main.c:1:3: error: type defaults to 'int' in declaration of 'c' [-Wimplicit-int]
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
| ^
main.c:1:7: error: return type defaults to 'int' [-Wimplicit-int]
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
| ^~~~
main.c: In function 'main':
main.c:1:7: error: type of 'a' defaults to 'int' [-Wimplicit-int]
main.c:1:19: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
main.c:1:19: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
| ^~~~~
main.c:1:19: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:1:69: error: 'n' undeclared (first use in this function)
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
| ^
main.c:1:69: note: each undeclared identifier is reported only once for each function it appears in
main.c:1:72: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
| ^~~~~~
main.c:1:72: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:72: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:1:72: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c: At top level:
main.c:1:3: warning: array 'c' assumed to have one element
1 | b,c[];main(a){for(scanf("%d%*d",c);~scanf("%d",&a);)c[a]++;for(;b++<n;)printf("%d\n",c[b]);}
| ^
|
s834462318 | p03720 | C | r[99];main(n,a,b){scanf("%d%d",&n,&a);while(~scanf("%d%d",&a,&b))r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r[++m]);} | main.c:1:1: warning: data definition has no type or storage class
1 | r[99];main(n,a,b){scanf("%d%d",&n,&a);while(~scanf("%d%d",&a,&b))r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r[++m]);}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'r' [-Wimplicit-int]
main.c:1:7: error: return type defaults to 'int' [-Wimplicit-int]
1 | r[99];main(n,a,b){scanf("%d%d",&n,&a);while(~scanf("%d%d",&a,&b))r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r[++m]);}
| ^~~~
main.c: In function 'main':
main.c:1:7: error: type of 'n' defaults to 'int' [-Wimplicit-int]
main.c:1:7: error: type of 'a' defaults to 'int' [-Wimplicit-int]
main.c:1:7: error: type of 'b' defaults to 'int' [-Wimplicit-int]
main.c:1:19: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | r[99];main(n,a,b){scanf("%d%d",&n,&a);while(~scanf("%d%d",&a,&b))r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r[++m]);}
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | r[99];main(n,a,b){scanf("%d%d",&n,&a);while(~scanf("%d%d",&a,&b))r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r[++m]);}
main.c:1:19: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | r[99];main(n,a,b){scanf("%d%d",&n,&a);while(~scanf("%d%d",&a,&b))r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r[++m]);}
| ^~~~~
main.c:1:19: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:1:86: error: 'm' undeclared (first use in this function)
1 | r[99];main(n,a,b){scanf("%d%d",&n,&a);while(~scanf("%d%d",&a,&b))r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r[++m]);}
| ^
main.c:1:86: note: each undeclared identifier is reported only once for each function it appears in
main.c:1:93: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
1 | r[99];main(n,a,b){scanf("%d%d",&n,&a);while(~scanf("%d%d",&a,&b))r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r[++m]);}
| ^~~~~~
main.c:1:93: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:93: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:1:93: note: include '<stdio.h>' or provide a declaration of 'printf'
|
s243718674 | p03720 | C | r[99];main(n,m,a,b){scanf("%d%d",&n,&m);while(m--)scanf("%d%d",&a,&b),r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r+++m);} | main.c:1:1: warning: data definition has no type or storage class
1 | r[99];main(n,m,a,b){scanf("%d%d",&n,&m);while(m--)scanf("%d%d",&a,&b),r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r+++m);}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'r' [-Wimplicit-int]
main.c:1:7: error: return type defaults to 'int' [-Wimplicit-int]
1 | r[99];main(n,m,a,b){scanf("%d%d",&n,&m);while(m--)scanf("%d%d",&a,&b),r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r+++m);}
| ^~~~
main.c: In function 'main':
main.c:1:7: error: type of 'n' defaults to 'int' [-Wimplicit-int]
main.c:1:7: error: type of 'm' defaults to 'int' [-Wimplicit-int]
main.c:1:7: error: type of 'a' defaults to 'int' [-Wimplicit-int]
main.c:1:7: error: type of 'b' defaults to 'int' [-Wimplicit-int]
main.c:1:21: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | r[99];main(n,m,a,b){scanf("%d%d",&n,&m);while(m--)scanf("%d%d",&a,&b),r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r+++m);}
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | r[99];main(n,m,a,b){scanf("%d%d",&n,&m);while(m--)scanf("%d%d",&a,&b),r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r+++m);}
main.c:1:21: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | r[99];main(n,m,a,b){scanf("%d%d",&n,&m);while(m--)scanf("%d%d",&a,&b),r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r+++m);}
| ^~~~~
main.c:1:21: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:1:98: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
1 | r[99];main(n,m,a,b){scanf("%d%d",&n,&m);while(m--)scanf("%d%d",&a,&b),r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r+++m);}
| ^~~~~~
main.c:1:98: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:98: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:1:98: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:113: error: lvalue required as increment operand
1 | r[99];main(n,m,a,b){scanf("%d%d",&n,&m);while(m--)scanf("%d%d",&a,&b),r[a]++,r[b]++;for(++m;m<n;)printf("%d\n",r+++m);}
| ^~
|
s724559551 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,b,c[50],d[50];
cin>> a >>b;
for(int i=0; i<b;i++){
cin >> c[i] >>d[i];
}
int e[50];
for(int i=1; i<=a ;i++){
e[i] =0;
}
for(int j =1; j<=b;j++){
e[c[j]-1] += 1;
e[d[j]-1] += 1;
}
for(int i =1 ;i<=a;j++){
cout << e[i] <<endl;
}
return 0;
} | a.cc: In function 'int main()':
a.cc:20:26: error: 'j' was not declared in this scope
20 | for(int i =1 ;i<=a;j++){
| ^
|
s995505076 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,b,c[50],d[50];
cin>> a >>b;
for(int i=0; i<b;i++){
cin >> c[i] >>d[i];
}
int e[50],f[50];
for(int i=1; i<=a ;i++){
int e[i] = 0,f[i] = 0;
for(int j =1; j<=b;j++){
e[c[j]-1] += 1;
f[d[j]-1] += 1;
}
cout << e[i]+f[i] <<endl;
}
}
| a.cc: In function 'int main()':
a.cc:14:19: error: array must be initialized with a brace-enclosed initializer
14 | int e[i] = 0,f[i] = 0;
| ^
a.cc:14:28: error: array must be initialized with a brace-enclosed initializer
14 | int e[i] = 0,f[i] = 0;
| ^
|
s522213479 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,b,c[50],d[50];
cin>> a >>b;
for(int i=0; i<b;i++){
cin >> c[i] >>d[i];
}
int e[50],f[50];
for(int i=1; i<=a ;i++){
int e[i] =0,f[i] =0;
for(int j =1; j<=b;j++){
e[c[j]-1] += 1;
f[d[j]-1] += 1;
}
cout << e[i]+f[i] <<endl;
}
}
| a.cc: In function 'int main()':
a.cc:14:18: error: array must be initialized with a brace-enclosed initializer
14 | int e[i] =0,f[i] =0;
| ^
a.cc:14:26: error: array must be initialized with a brace-enclosed initializer
14 | int e[i] =0,f[i] =0;
| ^
|
s135268978 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,b,c[50],d[50];
cin>> a >>b;
for(int i=0; i<b;i++){
cin >> c[i] >>d[i];
}
for(int i=1; i<=a ;i++){
int e[50] ,f[50];
int e[i] =0,f[i] =0;
for(int j =1; j<=b;j++){
e[c[j]-1] += 1;
f[d[j]-1] += 1;
}
cout << e[i]+f[i] <<endl;
}
}
| a.cc: In function 'int main()':
a.cc:15:9: error: conflicting declaration 'int e [i]'
15 | int e[i] =0,f[i] =0;
| ^
a.cc:13:9: note: previous declaration as 'int e [50]'
13 | int e[50] ,f[50];
| ^
a.cc:15:17: error: conflicting declaration 'int f [i]'
15 | int e[i] =0,f[i] =0;
| ^
a.cc:13:16: note: previous declaration as 'int f [50]'
13 | int e[50] ,f[50];
| ^
|
s894159662 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,b,c[50],d[50];
cin>> a >>b;
for(int i=0; i<b;i++){
cin >> c[i] >>d[i];
}
for(int i=1; i<=a ;i++){
int e[50] = 0;
int f[50] = 0;
for(int j =1; j<=b;j++){
e[c[j]-1] += 1;
f[d[j]-1] += 1;
}
cout << e[i]+f[i] <<endl;
}
}
| a.cc: In function 'int main()':
a.cc:13:17: error: array must be initialized with a brace-enclosed initializer
13 | int e[50] = 0;
| ^
a.cc:14:17: error: array must be initialized with a brace-enclosed initializer
14 | int f[50] = 0;
| ^
|
s484149483 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
int a,b,c[50],d[50];
cin>> a >>b;
for(int i=0; i<b;i++){
cin >> c[i] >>d[i];
}
for(int i=0; i<a ;i++){
int e = 0;
for(int j =0; j<b;j++){
if(a[j] == i){
e++;
}
if(b[j] == i){
e++;
}
}
cout << e <<endl;
}
}
| a.cc: In function 'int main()':
a.cc:15:11: error: invalid types 'int[int]' for array subscript
15 | if(a[j] == i){
| ^
a.cc:18:11: error: invalid types 'int[int]' for array subscript
18 | if(b[j] == i){
| ^
|
s281838796 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int a,b,c;
int main(){
cin>>a>>b;
vector<int>d(a,0);
for(int i=0;i<b*2;i++){
cin>>c;
d[c-1]++;
}
for(int i=0;i<a;i++)cout<<a[i]<<endl;
} | a.cc: In function 'int main()':
a.cc:11:30: error: invalid types 'int[int]' for array subscript
11 | for(int i=0;i<a;i++)cout<<a[i]<<endl;
| ^
|
s700924404 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main{
int N, M, a, b, i;
cin >> N >> M;
vector<int> road(N);
for(i=0; i<M; i++){
cin >> a >> b;
road.at(a-1)++;
road.at(b-1)++;
}
for (i=0; i<N; i++){
cout << road.at(i) << endl;
}
}
| a.cc:4:5: error: cannot declare '::main' to be a global variable
4 | int main{
| ^~~~
a.cc:5:3: error: expected primary-expression before 'int'
5 | int N, M, a, b, i;
| ^~~
a.cc:5:3: error: expected '}' before 'int'
a.cc:4:9: note: to match this '{'
4 | int main{
| ^
a.cc:6:5: error: 'cin' does not name a type
6 | cin >> N >> M;
| ^~~
a.cc:7:20: error: 'N' was not declared in this scope
7 | vector<int> road(N);
| ^
a.cc:8:5: error: expected unqualified-id before 'for'
8 | for(i=0; i<M; i++){
| ^~~
a.cc:8:14: error: 'i' does not name a type
8 | for(i=0; i<M; i++){
| ^
a.cc:8:19: error: 'i' does not name a type
8 | for(i=0; i<M; i++){
| ^
a.cc:14:3: error: expected unqualified-id before 'for'
14 | for (i=0; i<N; i++){
| ^~~
a.cc:14:13: error: 'i' does not name a type
14 | for (i=0; i<N; i++){
| ^
a.cc:14:18: error: 'i' does not name a type
14 | for (i=0; i<N; i++){
| ^
a.cc:18:1: error: expected declaration before '}' token
18 | }
| ^
|
s393606012 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main{
int N, M, a, b, i;
cin >> N >> M;
vector<int> road(N)
for(i=0; i<M; i++){
cin >> a >> b;
road.at(a-1)++;
road.at(b-1)++;
}
for (i=0; i<N; i++){
cout << road.at(i) << endl;
}
}
| a.cc:4:5: error: cannot declare '::main' to be a global variable
4 | int main{
| ^~~~
a.cc:5:3: error: expected primary-expression before 'int'
5 | int N, M, a, b, i;
| ^~~
a.cc:5:3: error: expected '}' before 'int'
a.cc:4:9: note: to match this '{'
4 | int main{
| ^
a.cc:6:5: error: 'cin' does not name a type
6 | cin >> N >> M;
| ^~~
a.cc:7:20: error: 'N' was not declared in this scope
7 | vector<int> road(N)
| ^
a.cc:8:5: error: expected ',' or ';' before 'for'
8 | for(i=0; i<M; i++){
| ^~~
a.cc:8:14: error: 'i' does not name a type
8 | for(i=0; i<M; i++){
| ^
a.cc:8:19: error: 'i' does not name a type
8 | for(i=0; i<M; i++){
| ^
a.cc:14:3: error: expected unqualified-id before 'for'
14 | for (i=0; i<N; i++){
| ^~~
a.cc:14:13: error: 'i' does not name a type
14 | for (i=0; i<N; i++){
| ^
a.cc:14:18: error: 'i' does not name a type
14 | for (i=0; i<N; i++){
| ^
a.cc:18:1: error: expected declaration before '}' token
18 | }
| ^
|
s516341974 | p03720 | C++ | int main(void) {
int N, M;
cin >> N >> M;
const int NMMAX = 50;
int A[NMMAX], B[NMMAX];
for (inti=0;i<M;++i){ cin >> A[i] >> B[i];
}
int road[NMMAX];
for (inti=0;i<N;++i){
road[i] = 0; }
for (inti=0;i<M;++i){ road[A[i] - 1] += 1; road[B[i] - 1] += 1;
}
for (inti=0;i<N;++i){ cout << road[i] << endl;
}
return 0; } | a.cc: In function 'int main()':
a.cc:3:5: error: 'cin' was not declared in this scope
3 | cin >> N >> M;
| ^~~
a.cc:6:6: error: 'inti' was not declared in this scope; did you mean 'int'?
6 | for (inti=0;i<M;++i){ cin >> A[i] >> B[i];
| ^~~~
| int
a.cc:6:13: error: 'i' was not declared in this scope
6 | for (inti=0;i<M;++i){ cin >> A[i] >> B[i];
| ^
a.cc:9:6: error: 'inti' was not declared in this scope; did you mean 'int'?
9 | for (inti=0;i<N;++i){
| ^~~~
| int
a.cc:9:13: error: 'i' was not declared in this scope
9 | for (inti=0;i<N;++i){
| ^
a.cc:11:6: error: 'inti' was not declared in this scope; did you mean 'int'?
11 | for (inti=0;i<M;++i){ road[A[i] - 1] += 1; road[B[i] - 1] += 1;
| ^~~~
| int
a.cc:11:13: error: 'i' was not declared in this scope
11 | for (inti=0;i<M;++i){ road[A[i] - 1] += 1; road[B[i] - 1] += 1;
| ^
a.cc:13:6: error: 'inti' was not declared in this scope; did you mean 'int'?
13 | for (inti=0;i<N;++i){ cout << road[i] << endl;
| ^~~~
| int
a.cc:13:13: error: 'i' was not declared in this scope
13 | for (inti=0;i<N;++i){ cout << road[i] << endl;
| ^
a.cc:13:23: error: 'cout' was not declared in this scope
13 | for (inti=0;i<N;++i){ cout << road[i] << endl;
| ^~~~
a.cc:13:42: error: 'endl' was not declared in this scope
13 | for (inti=0;i<N;++i){ cout << road[i] << endl;
| ^~~~
|
s096446017 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int n, m;
cin >> n >> m;
int a, b;
int vector<int> bridge(n);
for(int i=0; i<n; i++){
cin >> a >> b;
bridge.at(a) += 1;
bridge.at(b) += 1;
}
for(int i=0; i<n; i++){
cout << bridge.at(i) << endl;
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:9:19: error: invalid declarator before 'bridge'
9 | int vector<int> bridge(n);
| ^~~~~~
a.cc:12:5: error: 'bridge' was not declared in this scope
12 | bridge.at(a) += 1;
| ^~~~~~
a.cc:17:13: error: 'bridge' was not declared in this scope
17 | cout << bridge.at(i) << endl;
| ^~~~~~
|
s992782093 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int a,b,e;
int main(){
cin>>a>>b;
/* vector<int> c(a,0);
vector<int> d(b*2);
for(int i=0;i<b*2;i++)cin>>d;
for(int i=0;i<b*2;i++){
e=d[i];
c[e-1]++;
}*/
for(int i=0;i<a;i++)cout<<c[i]<<endl;
} | a.cc: In function 'int main()':
a.cc:13:29: error: 'c' was not declared in this scope
13 | for(int i=0;i<a;i++)cout<<c[i]<<endl;
| ^
|
s393727826 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int a,b,e;
int main(){
cin>>a>>b;
vector<int> c(a,0);
vector<int> d(b*2);
for(int i=0;i<b*2;i++)cin>>d;
for(int i=0;i<b*2;i++){
// e=d[i];
c[e-1]++;
}
for(int i=0;i<a;i++)cout<<c[i]<<endl;
} | a.cc: In function 'int main()':
a.cc:8:28: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'std::vector<int>')
8 | for(int i=0;i<b*2;i++)cin>>d;
| ~~~^~~
| | |
| | std::vector<int>
| std::istream {aka std::basic_istream<char>}
In file included 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,
from a.cc:1:
/usr/include/c++/14/istream:170:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
170 | operator>>(bool& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:170:24: note: no known conversion for argument 1 from 'std::vector<int>' to 'bool&'
170 | operator>>(bool& __n)
| ~~~~~~^~~
/usr/include/c++/14/istream:174:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]'
174 | operator>>(short& __n);
| ^~~~~~~~
/usr/include/c++/14/istream:174:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'short int&'
174 | operator>>(short& __n);
| ~~~~~~~^~~
/usr/include/c++/14/istream:177:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
177 | operator>>(unsigned short& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:177:34: note: no known conversion for argument 1 from 'std::vector<int>' to 'short unsigned int&'
177 | operator>>(unsigned short& __n)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:181:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]'
181 | operator>>(int& __n);
| ^~~~~~~~
/usr/include/c++/14/istream:181:23: note: no known conversion for argument 1 from 'std::vector<int>' to 'int&'
181 | operator>>(int& __n);
| ~~~~~^~~
/usr/include/c++/14/istream:184:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
184 | operator>>(unsigned int& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:184:32: note: no known conversion for argument 1 from 'std::vector<int>' to 'unsigned int&'
184 | operator>>(unsigned int& __n)
| ~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:188:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
188 | operator>>(long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:188:24: note: no known conversion for argument 1 from 'std::vector<int>' to 'long int&'
188 | operator>>(long& __n)
| ~~~~~~^~~
/usr/include/c++/14/istream:192:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
192 | operator>>(unsigned long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:192:33: note: no known conversion for argument 1 from 'std::vector<int>' to 'long unsigned int&'
192 | operator>>(unsigned long& __n)
| ~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
199 | operator>>(long long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:199:29: note: no known conversion for argument 1 from 'std::vector<int>' to 'long long int&'
199 | operator>>(long long& __n)
| ~~~~~~~~~~~^~~
/usr/include/c++/14/istream:203:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
203 | operator>>(unsigned long long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:203:38: note: no known conversion for argument 1 from 'std::vector<int>' to 'long long unsigned int&'
203 | operator>>(unsigned long long& __n)
| ~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:219:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
219 | operator>>(float& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:219:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'float&'
219 | operator>>(float& __f)
| ~~~~~~~^~~
/usr/include/c++/14/istream:223:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
223 | operator>>(double& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:223:26: note: no known conversion for argument 1 from 'std::vector<int>' to 'double&'
223 | operator>>(double& __f)
| ~~~~~~~~^~~
/usr/include/c++/14/istream:227:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
227 | operator>>(long double& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:227:31: note: no known conversion for argument 1 from 'std::vector<int>' to 'long double&'
227 | operator>>(long double& __f)
| ~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:328:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
328 | operator>>(void*& __p)
| ^~~~~~~~
/usr/include/c++/14/istream:328:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'void*&'
328 | operator>>(void*& __p)
| ~~~~~~~^~~
/usr/include/c++/14/istream:122:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__istream_type& (*)(__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
122 | operator>>(__istream_type& (*__pf)(__istream_type&))
| ^~~~~~~~
/usr/include/c++/14/istream:122:36: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&)' {aka 'std::basic_istream<char>& (*)(std::basic_istream<char>&)'}
122 | operator>>(__istream_type& (*__pf)(__istream_type&))
| ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:126:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__ios_type& (*)(__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>; __ios_type = std::basic_ios<char>]'
126 | operator>>(__ios_type& (*__pf)(__ios_type&))
| ^~~~~~~~
/usr/include/c++/14/istream:126:32: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&)' {aka 'std::basic_ios<char>& (*)(std::basic_ios<char>&)'}
126 | operator>>(__ios_type& (*__pf)(__ios_type&))
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:133:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
133 | operator>>(ios_base& (*__pf)(ios_base&))
| ^~~~~~~~
/usr/include/c++/14/istream:133:30: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::ios_base& (*)(std::ios_base&)'
133 | operator>>(ios_base& (*__pf)(ios_base&))
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:352:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; __streambuf_type = std::basic_streambuf<char>]'
352 | operator>>(__streambuf_type* __sb);
| ^~~~~~~~
/usr/include/c++/14/istream:352:36: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__streambuf_type*' {aka 'std::basic_streambuf<char>*'}
352 | operator>>(__streambuf_type* __sb);
| ~~~~~~~~~~~~~~~~~~^~~~
In file |
s344534108 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int a,b,e;
int main(){
cin>>a>>b;
// vector<int> c(a,0);
vector<int> d(b*2);
for(int i=0;i<b*2;i++)cin>>d;
for(int i=0;i<b*2;i++){
e=d[i];
// c[e-1]++;
}
// for(int i=0;i<a;i++)cout<<c[i]<<endl;
} | a.cc: In function 'int main()':
a.cc:8:28: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'std::vector<int>')
8 | for(int i=0;i<b*2;i++)cin>>d;
| ~~~^~~
| | |
| | std::vector<int>
| std::istream {aka std::basic_istream<char>}
In file included 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,
from a.cc:1:
/usr/include/c++/14/istream:170:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
170 | operator>>(bool& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:170:24: note: no known conversion for argument 1 from 'std::vector<int>' to 'bool&'
170 | operator>>(bool& __n)
| ~~~~~~^~~
/usr/include/c++/14/istream:174:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]'
174 | operator>>(short& __n);
| ^~~~~~~~
/usr/include/c++/14/istream:174:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'short int&'
174 | operator>>(short& __n);
| ~~~~~~~^~~
/usr/include/c++/14/istream:177:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
177 | operator>>(unsigned short& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:177:34: note: no known conversion for argument 1 from 'std::vector<int>' to 'short unsigned int&'
177 | operator>>(unsigned short& __n)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:181:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]'
181 | operator>>(int& __n);
| ^~~~~~~~
/usr/include/c++/14/istream:181:23: note: no known conversion for argument 1 from 'std::vector<int>' to 'int&'
181 | operator>>(int& __n);
| ~~~~~^~~
/usr/include/c++/14/istream:184:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
184 | operator>>(unsigned int& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:184:32: note: no known conversion for argument 1 from 'std::vector<int>' to 'unsigned int&'
184 | operator>>(unsigned int& __n)
| ~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:188:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
188 | operator>>(long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:188:24: note: no known conversion for argument 1 from 'std::vector<int>' to 'long int&'
188 | operator>>(long& __n)
| ~~~~~~^~~
/usr/include/c++/14/istream:192:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
192 | operator>>(unsigned long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:192:33: note: no known conversion for argument 1 from 'std::vector<int>' to 'long unsigned int&'
192 | operator>>(unsigned long& __n)
| ~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
199 | operator>>(long long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:199:29: note: no known conversion for argument 1 from 'std::vector<int>' to 'long long int&'
199 | operator>>(long long& __n)
| ~~~~~~~~~~~^~~
/usr/include/c++/14/istream:203:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
203 | operator>>(unsigned long long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:203:38: note: no known conversion for argument 1 from 'std::vector<int>' to 'long long unsigned int&'
203 | operator>>(unsigned long long& __n)
| ~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:219:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
219 | operator>>(float& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:219:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'float&'
219 | operator>>(float& __f)
| ~~~~~~~^~~
/usr/include/c++/14/istream:223:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
223 | operator>>(double& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:223:26: note: no known conversion for argument 1 from 'std::vector<int>' to 'double&'
223 | operator>>(double& __f)
| ~~~~~~~~^~~
/usr/include/c++/14/istream:227:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
227 | operator>>(long double& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:227:31: note: no known conversion for argument 1 from 'std::vector<int>' to 'long double&'
227 | operator>>(long double& __f)
| ~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:328:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
328 | operator>>(void*& __p)
| ^~~~~~~~
/usr/include/c++/14/istream:328:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'void*&'
328 | operator>>(void*& __p)
| ~~~~~~~^~~
/usr/include/c++/14/istream:122:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__istream_type& (*)(__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
122 | operator>>(__istream_type& (*__pf)(__istream_type&))
| ^~~~~~~~
/usr/include/c++/14/istream:122:36: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&)' {aka 'std::basic_istream<char>& (*)(std::basic_istream<char>&)'}
122 | operator>>(__istream_type& (*__pf)(__istream_type&))
| ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:126:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__ios_type& (*)(__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>; __ios_type = std::basic_ios<char>]'
126 | operator>>(__ios_type& (*__pf)(__ios_type&))
| ^~~~~~~~
/usr/include/c++/14/istream:126:32: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&)' {aka 'std::basic_ios<char>& (*)(std::basic_ios<char>&)'}
126 | operator>>(__ios_type& (*__pf)(__ios_type&))
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:133:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
133 | operator>>(ios_base& (*__pf)(ios_base&))
| ^~~~~~~~
/usr/include/c++/14/istream:133:30: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::ios_base& (*)(std::ios_base&)'
133 | operator>>(ios_base& (*__pf)(ios_base&))
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:352:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; __streambuf_type = std::basic_streambuf<char>]'
352 | operator>>(__streambuf_type* __sb);
| ^~~~~~~~
/usr/include/c++/14/istream:352:36: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__streambuf_type*' {aka 'std::basic_streambuf<char>*'}
352 | operator>>(__streambuf_type* __sb);
| ~~~~~~~~~~~~~~~~~~^~~~
In file |
s554740110 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int a,b,e;
int main(){
cin>>a>>b;
// vector<int> c(a,0);
vector<int> d(b*2);
for(int i=0;i<b*2;i++)cin>>d;
for(int i=0;i<b*2;i++){
e=d[i];
// c[e-1]++;
}
for(int i=0;i<a;i++)cout<<c[i]<<endl;
} | a.cc: In function 'int main()':
a.cc:8:28: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'std::vector<int>')
8 | for(int i=0;i<b*2;i++)cin>>d;
| ~~~^~~
| | |
| | std::vector<int>
| std::istream {aka std::basic_istream<char>}
In file included 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,
from a.cc:1:
/usr/include/c++/14/istream:170:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
170 | operator>>(bool& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:170:24: note: no known conversion for argument 1 from 'std::vector<int>' to 'bool&'
170 | operator>>(bool& __n)
| ~~~~~~^~~
/usr/include/c++/14/istream:174:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]'
174 | operator>>(short& __n);
| ^~~~~~~~
/usr/include/c++/14/istream:174:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'short int&'
174 | operator>>(short& __n);
| ~~~~~~~^~~
/usr/include/c++/14/istream:177:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
177 | operator>>(unsigned short& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:177:34: note: no known conversion for argument 1 from 'std::vector<int>' to 'short unsigned int&'
177 | operator>>(unsigned short& __n)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:181:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]'
181 | operator>>(int& __n);
| ^~~~~~~~
/usr/include/c++/14/istream:181:23: note: no known conversion for argument 1 from 'std::vector<int>' to 'int&'
181 | operator>>(int& __n);
| ~~~~~^~~
/usr/include/c++/14/istream:184:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
184 | operator>>(unsigned int& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:184:32: note: no known conversion for argument 1 from 'std::vector<int>' to 'unsigned int&'
184 | operator>>(unsigned int& __n)
| ~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:188:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
188 | operator>>(long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:188:24: note: no known conversion for argument 1 from 'std::vector<int>' to 'long int&'
188 | operator>>(long& __n)
| ~~~~~~^~~
/usr/include/c++/14/istream:192:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
192 | operator>>(unsigned long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:192:33: note: no known conversion for argument 1 from 'std::vector<int>' to 'long unsigned int&'
192 | operator>>(unsigned long& __n)
| ~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
199 | operator>>(long long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:199:29: note: no known conversion for argument 1 from 'std::vector<int>' to 'long long int&'
199 | operator>>(long long& __n)
| ~~~~~~~~~~~^~~
/usr/include/c++/14/istream:203:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
203 | operator>>(unsigned long long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:203:38: note: no known conversion for argument 1 from 'std::vector<int>' to 'long long unsigned int&'
203 | operator>>(unsigned long long& __n)
| ~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:219:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
219 | operator>>(float& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:219:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'float&'
219 | operator>>(float& __f)
| ~~~~~~~^~~
/usr/include/c++/14/istream:223:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
223 | operator>>(double& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:223:26: note: no known conversion for argument 1 from 'std::vector<int>' to 'double&'
223 | operator>>(double& __f)
| ~~~~~~~~^~~
/usr/include/c++/14/istream:227:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
227 | operator>>(long double& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:227:31: note: no known conversion for argument 1 from 'std::vector<int>' to 'long double&'
227 | operator>>(long double& __f)
| ~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:328:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
328 | operator>>(void*& __p)
| ^~~~~~~~
/usr/include/c++/14/istream:328:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'void*&'
328 | operator>>(void*& __p)
| ~~~~~~~^~~
/usr/include/c++/14/istream:122:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__istream_type& (*)(__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
122 | operator>>(__istream_type& (*__pf)(__istream_type&))
| ^~~~~~~~
/usr/include/c++/14/istream:122:36: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&)' {aka 'std::basic_istream<char>& (*)(std::basic_istream<char>&)'}
122 | operator>>(__istream_type& (*__pf)(__istream_type&))
| ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:126:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__ios_type& (*)(__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>; __ios_type = std::basic_ios<char>]'
126 | operator>>(__ios_type& (*__pf)(__ios_type&))
| ^~~~~~~~
/usr/include/c++/14/istream:126:32: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&)' {aka 'std::basic_ios<char>& (*)(std::basic_ios<char>&)'}
126 | operator>>(__ios_type& (*__pf)(__ios_type&))
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:133:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
133 | operator>>(ios_base& (*__pf)(ios_base&))
| ^~~~~~~~
/usr/include/c++/14/istream:133:30: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::ios_base& (*)(std::ios_base&)'
133 | operator>>(ios_base& (*__pf)(ios_base&))
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:352:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; __streambuf_type = std::basic_streambuf<char>]'
352 | operator>>(__streambuf_type* __sb);
| ^~~~~~~~
/usr/include/c++/14/istream:352:36: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__streambuf_type*' {aka 'std::basic_streambuf<char>*'}
352 | operator>>(__streambuf_type* __sb);
| ~~~~~~~~~~~~~~~~~~^~~~
In file |
s465763791 | p03720 | C++ | #include<bits/stdc++.h>
using namespace std;
int a,b,e;
int main(){
cin>>a>>b;
vector<int> c(a,0);
vector<int> d(b*2);
for(int i=0;i<b*2;i++)cin>>d;
for(int i=0;i<b*2;i++){
e=d[i];
c[e-1]++;
}
for(int i=0;i<a;i++)cout<<c[i]<<endl;
} | a.cc: In function 'int main()':
a.cc:8:28: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'std::vector<int>')
8 | for(int i=0;i<b*2;i++)cin>>d;
| ~~~^~~
| | |
| | std::vector<int>
| std::istream {aka std::basic_istream<char>}
In file included 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,
from a.cc:1:
/usr/include/c++/14/istream:170:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
170 | operator>>(bool& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:170:24: note: no known conversion for argument 1 from 'std::vector<int>' to 'bool&'
170 | operator>>(bool& __n)
| ~~~~~~^~~
/usr/include/c++/14/istream:174:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]'
174 | operator>>(short& __n);
| ^~~~~~~~
/usr/include/c++/14/istream:174:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'short int&'
174 | operator>>(short& __n);
| ~~~~~~~^~~
/usr/include/c++/14/istream:177:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
177 | operator>>(unsigned short& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:177:34: note: no known conversion for argument 1 from 'std::vector<int>' to 'short unsigned int&'
177 | operator>>(unsigned short& __n)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:181:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]'
181 | operator>>(int& __n);
| ^~~~~~~~
/usr/include/c++/14/istream:181:23: note: no known conversion for argument 1 from 'std::vector<int>' to 'int&'
181 | operator>>(int& __n);
| ~~~~~^~~
/usr/include/c++/14/istream:184:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
184 | operator>>(unsigned int& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:184:32: note: no known conversion for argument 1 from 'std::vector<int>' to 'unsigned int&'
184 | operator>>(unsigned int& __n)
| ~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:188:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
188 | operator>>(long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:188:24: note: no known conversion for argument 1 from 'std::vector<int>' to 'long int&'
188 | operator>>(long& __n)
| ~~~~~~^~~
/usr/include/c++/14/istream:192:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
192 | operator>>(unsigned long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:192:33: note: no known conversion for argument 1 from 'std::vector<int>' to 'long unsigned int&'
192 | operator>>(unsigned long& __n)
| ~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
199 | operator>>(long long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:199:29: note: no known conversion for argument 1 from 'std::vector<int>' to 'long long int&'
199 | operator>>(long long& __n)
| ~~~~~~~~~~~^~~
/usr/include/c++/14/istream:203:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
203 | operator>>(unsigned long long& __n)
| ^~~~~~~~
/usr/include/c++/14/istream:203:38: note: no known conversion for argument 1 from 'std::vector<int>' to 'long long unsigned int&'
203 | operator>>(unsigned long long& __n)
| ~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:219:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
219 | operator>>(float& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:219:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'float&'
219 | operator>>(float& __f)
| ~~~~~~~^~~
/usr/include/c++/14/istream:223:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
223 | operator>>(double& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:223:26: note: no known conversion for argument 1 from 'std::vector<int>' to 'double&'
223 | operator>>(double& __f)
| ~~~~~~~~^~~
/usr/include/c++/14/istream:227:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
227 | operator>>(long double& __f)
| ^~~~~~~~
/usr/include/c++/14/istream:227:31: note: no known conversion for argument 1 from 'std::vector<int>' to 'long double&'
227 | operator>>(long double& __f)
| ~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:328:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
328 | operator>>(void*& __p)
| ^~~~~~~~
/usr/include/c++/14/istream:328:25: note: no known conversion for argument 1 from 'std::vector<int>' to 'void*&'
328 | operator>>(void*& __p)
| ~~~~~~~^~~
/usr/include/c++/14/istream:122:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__istream_type& (*)(__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
122 | operator>>(__istream_type& (*__pf)(__istream_type&))
| ^~~~~~~~
/usr/include/c++/14/istream:122:36: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&)' {aka 'std::basic_istream<char>& (*)(std::basic_istream<char>&)'}
122 | operator>>(__istream_type& (*__pf)(__istream_type&))
| ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:126:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__ios_type& (*)(__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>; __ios_type = std::basic_ios<char>]'
126 | operator>>(__ios_type& (*__pf)(__ios_type&))
| ^~~~~~~~
/usr/include/c++/14/istream:126:32: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&)' {aka 'std::basic_ios<char>& (*)(std::basic_ios<char>&)'}
126 | operator>>(__ios_type& (*__pf)(__ios_type&))
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:133:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
133 | operator>>(ios_base& (*__pf)(ios_base&))
| ^~~~~~~~
/usr/include/c++/14/istream:133:30: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::ios_base& (*)(std::ios_base&)'
133 | operator>>(ios_base& (*__pf)(ios_base&))
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/istream:352:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; __streambuf_type = std::basic_streambuf<char>]'
352 | operator>>(__streambuf_type* __sb);
| ^~~~~~~~
/usr/include/c++/14/istream:352:36: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::basic_istream<char>::__streambuf_type*' {aka 'std::basic_streambuf<char>*'}
352 | operator>>(__streambuf_type* __sb);
| ~~~~~~~~~~~~~~~~~~^~~~
In file |
s149009596 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
int n, m;
cin >> n >> m;
vector<int> list(2 * m);
for (int i = 0; i < 2 * m; i++)
cin >> list.at(i);
for (int j = 1; j <= n; j++) {
int x = 0;
for (int k = 0; k < 2 * m; k++) {
if (list.at(k) == j)
x++;
}
cout << x << endl;
}
| a.cc: In function 'int main()':
a.cc:19:2: error: expected '}' at end of input
19 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s007255293 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main( ){
int N,M;
cin>>N>>M;
vector<int>A(M),B(M);
for(int i=0;i<M;i++) {
cin>>A.at(i),B.at(i);
}
for(int i =1;i<N+1;i+=1) {
for(int j=1;j<N+1;j+=1) {
int countj = 0;
if(A.at(i-1)==j || B.at(i-1)==j) {
countj +=1;
}
}
}
for(int j=1; j<N+1;j+=1) {
count<< countj <<endl;
}
}
| a.cc: In function 'int main()':
a.cc:8:22: warning: ignoring return value of 'std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::at(size_type) [with _Tp = int; _Alloc = std::allocator<int>; reference = int&; size_type = long unsigned int]', declared with attribute 'nodiscard' [-Wunused-result]
8 | cin>>A.at(i),B.at(i);
| ~~~~^~~
In file included from /usr/include/c++/14/vector:66,
from /usr/include/c++/14/functional:64,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
from a.cc:1:
/usr/include/c++/14/bits/stl_vector.h:1180:7: note: declared here
1180 | at(size_type __n)
| ^~
a.cc:19:13: error: 'countj' was not declared in this scope
19 | count<< countj <<endl;
| ^~~~~~
|
s645848064 | p03720 | C++ | #include <bits/stdc++.h>
using namespace std;
int main( ){
int N,M;
cin>>N>>M;
vector<int>A(M),B(M);
for(int i=0;i<M;i++) {
cin>>A.at(i),B.at(i);
}
for(int i =1;i<N+1;i+=1) {
for(int j=1;j<N+1;j+=1) {
int count int j = 0
if(A.at(i-1)==j || B.at(i-1)==j) {
count j +=1;
}
}
}
for(int j=1; j<N+1;j+=1) {
count<< countj <<endl;
}
}
| a.cc: In function 'int main()':
a.cc:8:22: warning: ignoring return value of 'std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::at(size_type) [with _Tp = int; _Alloc = std::allocator<int>; reference = int&; size_type = long unsigned int]', declared with attribute 'nodiscard' [-Wunused-result]
8 | cin>>A.at(i),B.at(i);
| ~~~~^~~
In file included from /usr/include/c++/14/vector:66,
from /usr/include/c++/14/functional:64,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
from a.cc:1:
/usr/include/c++/14/bits/stl_vector.h:1180:7: note: declared here
1180 | at(size_type __n)
| ^~
a.cc:12:17: error: expected initializer before 'int'
12 | int count int j = 0
| ^~~
a.cc:19:13: error: 'countj' was not declared in this scope
19 | count<< countj <<endl;
| ^~~~~~
|
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