submission_id stringlengths 10 10 | problem_id stringlengths 6 6 | language stringclasses 3
values | code stringlengths 1 522k | compiler_output stringlengths 43 10.2k |
|---|---|---|---|---|
s091364695 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
int res = 0;
while (true) {
string a, b;
s.erase(s.begin() + s.size() - 1);
res++;
if (s.size() % 2 != 0) continue;
a = s.substr(0, s.size() / 2);
b = s.substr(s.size() / 2, s.size());
if (a == b) {
break;
}
}
printf(s.size());
return 0;
}
| a.cc: In function 'int main()':
a.cc:21:16: error: invalid conversion from 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} to 'const char*' [-fpermissive]
21 | printf(s.size());
| ~~~~~~^~
| |
| std::__cxx11::basic_string<char>::size_type {aka long unsigned int}
In file included from /usr/include/c++/14/cstdio:42,
from /usr/include/c++/14/ext/string_conversions.h:45,
from /usr/include/c++/14/bits/basic_string.h:4154,
from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/stdio.h:363:43: note: initializing argument 1 of 'int printf(const char*, ...)'
363 | extern int printf (const char *__restrict __format, ...);
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
|
s244617534 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
signed main() {
string s;
cin >> s;
int res = 0;
while (true) {
string a, b;
s.erase(s.begin() + s.size() - 1);
res++;
if (s.size() % 2 != 0) continue;
a = s.substr(0, s.size() / 2);
b = s.substr(s.size() / 2, s.size());
if (a == b) {
break;
}
}
print(s.size());
}
| a.cc: In function 'int main()':
a.cc:21:3: error: 'print' was not declared in this scope; did you mean 'rint'?
21 | print(s.size());
| ^~~~~
| rint
|
s059714773 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
int ans =0 ;
for(int i = 0 ;i<= (s.size()-1)/2; i++){
bool a = true;
for ( int j = i+1 ; j<= s.size()-1 ;j++){
if ( s.at(j)!=a.at(j+i)){
a = false;
break ;
}
}
if(!a){
break;
}else if(a){
ans = i;
}
}
cout << ans*2 << endl;
} | a.cc: In function 'int main()':
a.cc:11:23: error: request for member 'at' in 'a', which is of non-class type 'bool'
11 | if ( s.at(j)!=a.at(j+i)){
| ^~
|
s667400079 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
int ans =0 ;
for(int i = 0 ;i<= (s.size()-1)/2; i++){
bool a = true;
for ( int j = i+1 ; j<= (s.size()-1)/2 ;j++){
if ( s.at(j)!=a.at(j+i)){
a = false;
break ;
}
}
if(!a){
break;
}else if(a){
ans = i;
}
}
cout << ans*2 << endl;
} | a.cc: In function 'int main()':
a.cc:11:23: error: request for member 'at' in 'a', which is of non-class type 'bool'
11 | if ( s.at(j)!=a.at(j+i)){
| ^~
|
s160734661 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
int ans =0 ;
for(int i = 0 ;i< (s.size()-1)/2; i++){
bool a = true;
for ( int j = i ; j<i< (s.size()-1)/2 ;j++){
if ( s.at(j)!=a.at(j+i)){
a = false;
break ;
}
}
if(!a){
break;
}else if(a){
ans = i;
}
}
cout << ans*2 << endl;
} | a.cc: In function 'int main()':
a.cc:11:23: error: request for member 'at' in 'a', which is of non-class type 'bool'
11 | if ( s.at(j)!=a.at(j+i)){
| ^~
|
s280111476 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
int ans =0
for(int i = 0 ;i< (s.size()-1)/2; i++){
bool a = true;
for ( int j = i ; j<i< (s.size()-1)/2 ;j++){
if ( s.at(j)!=a.at(j+i)){
a = false;
break ;
}
}
if(!a){
break;
}else if(a){
ans = i;
}
}
cout << ans*2 << endl;
} | a.cc: In function 'int main()':
a.cc:8:3: error: expected ',' or ';' before 'for'
8 | for(int i = 0 ;i< (s.size()-1)/2; i++){
| ^~~
a.cc:8:18: error: 'i' was not declared in this scope
8 | for(int i = 0 ;i< (s.size()-1)/2; i++){
| ^
|
s038321130 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define inf 1072114514
#define llinf 4154118101919364364
#define mod 1000000007
#define pi 3.1415926535897932384
int round(int a,int b){if((a%b)*2 >= b){return (a/b)+1;}return a/b;}
int gcd(int a,int b){int c;while(b!=0){c=a%b;a=b;b=c;}return a;} //最大公約数
int lcm(int a,int b){int c=gcd(a,b);a/=c;return a*b;} //最小公倍数
int nCr(int a,int b){int i,r=1;for(i=1;i<=b;i++){r*=(a+1-i);r/=i;}return r;} //コンビネーション
int nHr(int a,int b){return nCr(a+b-1,b);} // 重複組み合わせ
int fact(int a){int i,r=1;for(i=1;i<=a;i++){r*=i;}return r;} //階乗
int pow(int a,int b){int i,r=1;for(i=1;i<=b;i++){r*=a;}return r;} // a~bまでの階乗
int dsum(int x){int r=0;while(x){r+=(x%10);x/=10;}return r;} //数字の各位の和
int dsumb(int x,int b){int r=0;while(x){r+=(x%b);x/=b;}return r;} // b進数の各位の和？
int sankaku(int x){return ((1+x)*x)/2;} //三角数 xまでの和
//以下long long ver
long long llmax(long long a,long long b){if(a>b){return a;}return b;}
long long llmin(long long a,long long b){if(a<b){return a;}return b;}
long long llzt(long long a,long long b){return llmax(a,b)-llmin(a,b);}
long long llround(long long a,long long b){if((a%b)*2 >= b){return (a/b)+1;}return a/b;}
long long llceil(long long a,long long b){if(a%b==0){return a/b;}return (a/b)+1;}
long long llgcd(long long a,long long b){long long c;while(b!=0){c=a%b;a=b;b=c;}return a;}
long long lllcm(long long a,long long b){long long c=llgcd(a,b);a/=c;return a*b;}
long long llnCr(long long a,long long b){long long i,r=1;for(i=1;i<=b;i++){r*=(a+1-i);r/=i;}return r;}
long long llnHr(long long a,long long b){return llnCr(a+b-1,b);}
long long llfact(long long a){long long i,r=1;for(i=1;i<=a;i++){r*=i;}return r;}
long long llpow(long long a,long long b){long long i,r=1;for(i=1;i<=b;i++){r*=a;}return r;}
long long lldsum(long long x){long long r=0;while(x){r+=(x%10);x/=10;}return r;}
long long lldsumb(long long x,long long b){long long r=0;while(x){r+=(x%b);x/=b;}return r;}
long long llsankaku(long long x){return ((1+x)*x)/2;}
//double
double dbmax(double a,double b){if(a>b){return a;}return b;}
double dbmin(double a,double b){if(a<b){return a;}return b;}
double dbzt(double a,double b){return dbmax(a,b)-dbmin(a,b);}
typedef pair<int, int> ii;
typedef long long ll;
typedef vector<ll> vll;
typedef pair<ll,ll> pll;
#define forr(i,a,b) for(int i=(a); i<(b); i++)
#define clean(arr,val) memset(arr,val,sizeof(arr))
#define forn(i,n) forr(i,0,n)
#define PB push_back
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<pll> vpll;
/*CODE START HERE*/
int main() {
string s;
cin >> s;
int ans =0
forn(i,(s.size()-1)/2){
bool a = true;
forn ( j ,i){
if ( s.at(j)!=a.at(j+i)){
a = false;
break ;
}
}
if(!a){
break;
}else if(a){
ans = i;
}
}
cout << ans*2 << endl;
} | a.cc: In function 'int main()':
a.cc:47:21: error: expected ',' or ';' before 'for'
47 | #define forr(i,a,b) for(int i=(a); i<(b); i++)
| ^~~
a.cc:49:19: note: in expansion of macro 'forr'
49 | #define forn(i,n) forr(i,0,n)
| ^~~~
a.cc:60:3: note: in expansion of macro 'forn'
60 | forn(i,(s.size()-1)/2){
| ^~~~
a.cc:60:8: error: 'i' was not declared in this scope
60 | forn(i,(s.size()-1)/2){
| ^
a.cc:47:36: note: in definition of macro 'forr'
47 | #define forr(i,a,b) for(int i=(a); i<(b); i++)
| ^
a.cc:60:3: note: in expansion of macro 'forn'
60 | forn(i,(s.size()-1)/2){
| ^~~~
|
s141911302 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define inf 1072114514
#define llinf 4154118101919364364
#define mod 1000000007
#define pi 3.1415926535897932384
int round(int a,int b){if((a%b)*2 >= b){return (a/b)+1;}return a/b;}
int gcd(int a,int b){int c;while(b!=0){c=a%b;a=b;b=c;}return a;} //最大公約数
int lcm(int a,int b){int c=gcd(a,b);a/=c;return a*b;} //最小公倍数
int nCr(int a,int b){int i,r=1;for(i=1;i<=b;i++){r*=(a+1-i);r/=i;}return r;} //コンビネーション
int nHr(int a,int b){return nCr(a+b-1,b);} // 重複組み合わせ
int fact(int a){int i,r=1;for(i=1;i<=a;i++){r*=i;}return r;} //階乗
int pow(int a,int b){int i,r=1;for(i=1;i<=b;i++){r*=a;}return r;} // a~bまでの階乗
int dsum(int x){int r=0;while(x){r+=(x%10);x/=10;}return r;} //数字の各位の和
int dsumb(int x,int b){int r=0;while(x){r+=(x%b);x/=b;}return r;} // b進数の各位の和？
int sankaku(int x){return ((1+x)*x)/2;} //三角数 xまでの和
//以下long long ver
long long llmax(long long a,long long b){if(a>b){return a;}return b;}
long long llmin(long long a,long long b){if(a<b){return a;}return b;}
long long llzt(long long a,long long b){return llmax(a,b)-llmin(a,b);}
long long llround(long long a,long long b){if((a%b)*2 >= b){return (a/b)+1;}return a/b;}
long long llceil(long long a,long long b){if(a%b==0){return a/b;}return (a/b)+1;}
long long llgcd(long long a,long long b){long long c;while(b!=0){c=a%b;a=b;b=c;}return a;}
long long lllcm(long long a,long long b){long long c=llgcd(a,b);a/=c;return a*b;}
long long llnCr(long long a,long long b){long long i,r=1;for(i=1;i<=b;i++){r*=(a+1-i);r/=i;}return r;}
long long llnHr(long long a,long long b){return llnCr(a+b-1,b);}
long long llfact(long long a){long long i,r=1;for(i=1;i<=a;i++){r*=i;}return r;}
long long llpow(long long a,long long b){long long i,r=1;for(i=1;i<=b;i++){r*=a;}return r;}
long long lldsum(long long x){long long r=0;while(x){r+=(x%10);x/=10;}return r;}
long long lldsumb(long long x,long long b){long long r=0;while(x){r+=(x%b);x/=b;}return r;}
long long llsankaku(long long x){return ((1+x)*x)/2;}
//double
double dbmax(double a,double b){if(a>b){return a;}return b;}
double dbmin(double a,double b){if(a<b){return a;}return b;}
double dbzt(double a,double b){return dbmax(a,b)-dbmin(a,b);}
typedef pair<int, int> ii;
typedef long long ll;
typedef vector<ll> vll;
typedef pair<ll,ll> pll;
#define forr(i,a,b) for(int i=(a); i<(b); i++)
#define clean(arr,val) memset(arr,val,sizeof(arr))
#define forn(i,n) forr(i,0,n)
#define PB push_back
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<pll> vpll;
/*CODE START HERE*/
int main() {
string s;
cin >> s;
int ans =0
forn(i,(s.size()-1)/2){
bool a = true;
forn ( j ,i){
if ( s.at(j)!=a.at(j+i)){
a = false;
break ;
}
if(!a){
break;
}else if(a){
ans = i;
}
}
cout << ans*2 << endl;
} | a.cc: In function 'int main()':
a.cc:47:21: error: expected ',' or ';' before 'for'
47 | #define forr(i,a,b) for(int i=(a); i<(b); i++)
| ^~~
a.cc:49:19: note: in expansion of macro 'forr'
49 | #define forn(i,n) forr(i,0,n)
| ^~~~
a.cc:60:3: note: in expansion of macro 'forn'
60 | forn(i,(s.size()-1)/2){
| ^~~~
a.cc:60:8: error: 'i' was not declared in this scope
60 | forn(i,(s.size()-1)/2){
| ^
a.cc:47:36: note: in definition of macro 'forr'
47 | #define forr(i,a,b) for(int i=(a); i<(b); i++)
| ^
a.cc:60:3: note: in expansion of macro 'forn'
60 | forn(i,(s.size()-1)/2){
| ^~~~
a.cc:74:6: error: expected '}' at end of input
74 | }
| ^
a.cc:56:12: note: to match this '{'
56 | int main() {
| ^
|
s814257124 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define inf 1072114514
#define llinf 4154118101919364364
#define mod 1000000007
#define pi 3.1415926535897932384
int round(int a,int b){if((a%b)*2 >= b){return (a/b)+1;}return a/b;}
int gcd(int a,int b){int c;while(b!=0){c=a%b;a=b;b=c;}return a;} //最大公約数
int lcm(int a,int b){int c=gcd(a,b);a/=c;return a*b;} //最小公倍数
int nCr(int a,int b){int i,r=1;for(i=1;i<=b;i++){r*=(a+1-i);r/=i;}return r;} //コンビネーション
int nHr(int a,int b){return nCr(a+b-1,b);} // 重複組み合わせ
int fact(int a){int i,r=1;for(i=1;i<=a;i++){r*=i;}return r;} //階乗
int pow(int a,int b){int i,r=1;for(i=1;i<=b;i++){r*=a;}return r;} // a~bまでの階乗
int dsum(int x){int r=0;while(x){r+=(x%10);x/=10;}return r;} //数字の各位の和
int dsumb(int x,int b){int r=0;while(x){r+=(x%b);x/=b;}return r;} // b進数の各位の和？
int sankaku(int x){return ((1+x)*x)/2;} //三角数 xまでの和
//以下long long ver
long long llmax(long long a,long long b){if(a>b){return a;}return b;}
long long llmin(long long a,long long b){if(a<b){return a;}return b;}
long long llzt(long long a,long long b){return llmax(a,b)-llmin(a,b);}
long long llround(long long a,long long b){if((a%b)*2 >= b){return (a/b)+1;}return a/b;}
long long llceil(long long a,long long b){if(a%b==0){return a/b;}return (a/b)+1;}
long long llgcd(long long a,long long b){long long c;while(b!=0){c=a%b;a=b;b=c;}return a;}
long long lllcm(long long a,long long b){long long c=llgcd(a,b);a/=c;return a*b;}
long long llnCr(long long a,long long b){long long i,r=1;for(i=1;i<=b;i++){r*=(a+1-i);r/=i;}return r;}
long long llnHr(long long a,long long b){return llnCr(a+b-1,b);}
long long llfact(long long a){long long i,r=1;for(i=1;i<=a;i++){r*=i;}return r;}
long long llpow(long long a,long long b){long long i,r=1;for(i=1;i<=b;i++){r*=a;}return r;}
long long lldsum(long long x){long long r=0;while(x){r+=(x%10);x/=10;}return r;}
long long lldsumb(long long x,long long b){long long r=0;while(x){r+=(x%b);x/=b;}return r;}
long long llsankaku(long long x){return ((1+x)*x)/2;}
//double
double dbmax(double a,double b){if(a>b){return a;}return b;}
double dbmin(double a,double b){if(a<b){return a;}return b;}
double dbzt(double a,double b){return dbmax(a,b)-dbmin(a,b);}
typedef pair<int, int> ii;
typedef long long ll;
typedef vector<ll> vll;
typedef pair<ll,ll> pll;
#define forr(i,a,b) for(int i=(a); i<(b); i++)
#define clean(arr,val) memset(arr,val,sizeof(arr))
#define forn(i,n) forr(i,0,n)
#define PB push_back
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<pll> vpll;
/*CODE START HERE*/
int main() {
string s;
cin >> s;
int ans =0
forn(i,(s,size()-1)/2){
bool a = true;
forn ( j ,i){
if ( s.at(j)!=a.at(j+i)){
a = false;
break ;
}
if(!a){
break;
}else if(a){
ans = i;
}
}
cout << ans*2 << endl;
} | a.cc: In function 'int main()':
a.cc:47:21: error: expected ',' or ';' before 'for'
47 | #define forr(i,a,b) for(int i=(a); i<(b); i++)
| ^~~
a.cc:49:19: note: in expansion of macro 'forr'
49 | #define forn(i,n) forr(i,0,n)
| ^~~~
a.cc:60:3: note: in expansion of macro 'forn'
60 | forn(i,(s,size()-1)/2){
| ^~~~
a.cc:60:8: error: 'i' was not declared in this scope
60 | forn(i,(s,size()-1)/2){
| ^
a.cc:47:36: note: in definition of macro 'forr'
47 | #define forr(i,a,b) for(int i=(a); i<(b); i++)
| ^
a.cc:60:3: note: in expansion of macro 'forn'
60 | forn(i,(s,size()-1)/2){
| ^~~~
a.cc:60:17: error: no matching function for call to 'size()'
60 | forn(i,(s,size()-1)/2){
| ~~~~^~
a.cc:47:39: note: in definition of macro 'forr'
47 | #define forr(i,a,b) for(int i=(a); i<(b); i++)
| ^
a.cc:60:3: note: in expansion of macro 'forn'
60 | forn(i,(s,size()-1)/2){
| ^~~~
In file included from /usr/include/c++/14/string:53,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/range_access.h:262:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
262 | size(const _Container& __cont) noexcept(noexcept(__cont.size()))
| ^~~~
/usr/include/c++/14/bits/range_access.h:262:5: note: candidate expects 1 argument, 0 provided
/usr/include/c++/14/bits/range_access.h:272:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
272 | size(const _Tp (&)[_Nm]) noexcept
| ^~~~
/usr/include/c++/14/bits/range_access.h:272:5: note: candidate expects 1 argument, 0 provided
a.cc:74:6: error: expected '}' at end of input
74 | }
| ^
a.cc:56:12: note: to match this '{'
56 | int main() {
| ^
|
s366337589 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
bool A(string S){
for(int i=0;i<S.size/2;i++){
if(S.at(i)!=S.at(i+S.size()/2)){
return 1;
}
}
return 0;
}
int main(){
string N;cin<<N;
if(N.size()%2){
N.pop_back();
}
while(A(N)){
N.pop_back();
N.pop_back();
}
cout<<N.size()<<endl;
} | a.cc: In function 'bool A(std::string)':
a.cc:5:19: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
5 | for(int i=0;i<S.size/2;i++){
| ~~^~~~
| ()
a.cc: In function 'int main()':
a.cc:14:15: error: no match for 'operator<<' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'std::string' {aka 'std::__cxx11::basic_string<char>'})
14 | string N;cin<<N;
| ~~~^~~
| | |
| | std::string {aka std::__cxx11::basic_string<char>}
| std::istream {aka std::basic_istream<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1715:5: note: candidate: 'template<class _Ch_type, class _Ch_traits, class _Bi_iter> std::basic_ostream<_CharT, _Traits>& std::__cxx11::operator<<(std::basic_ostream<_CharT, _Traits>&, const sub_match<_Bi_iter>&)'
1715 | operator<<(basic_ostream<_Ch_type, _Ch_traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1715:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41:
/usr/include/c++/14/cstddef:125:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator<<(byte, _IntegerType)'
125 | operator<<(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:125:5: note: template argument deduction/substitution failed:
a.cc:14:12: note: cannot convert 'std::cin' (type 'std::istream' {aka 'std::basic_istream<char>'}) to type 'std::byte'
14 | string N;cin<<N;
| ^~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/string_view:763:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, basic_string_view<_CharT, _Traits>)'
763 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/string_view:763:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
/usr/include/c++/14/bits/basic_string.h:4077:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
4077 | operator<<(basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:4077:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
/usr/include/c++/14/bitset:1687:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const bitset<_Nb>&)'
1687 | operator<<(std::basic_ostream<_CharT, _Traits>& __os,
| ^~~~~~~~
/usr/include/c++/14/bitset:1687:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
In file included from /usr/include/c++/14/bits/ios_base.h:46,
from /usr/include/c++/14/streambuf:43,
from /usr/include/c++/14/bits/streambuf_iterator.h:35,
from /usr/include/c++/14/iterator:66,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:54:
/usr/include/c++/14/system_error:339:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const error_code&)'
339 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
| ^~~~~~~~
/usr/include/c++/14/system_error:339:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
In file included from /usr/include/c++/14/memory:80,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:56:
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: candidate: 'template<class _Ch, class _Tr, class _Tp, __gnu_cxx::_Lock_policy _Lp> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const __shared_ptr<_Tp, _Lp>&)'
70 | operator<<(std::basic_ostream<_Ch, _Tr>& __os,
| ^~~~~~~~
/usr/include/c++/14/bits/shared_ptr.h:70:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
In file included from /usr/include/c++/14/istream:41,
from /usr/include/c++/14/sstream:40,
from /usr/include/c++/14/complex:45,
from /usr/include/c++/14/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:563:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, _CharT)'
563 | operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:563:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
/usr/include/c++/14/ostream:573:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, char)'
573 | operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:573:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
/usr/include/c++/14/ostream:579:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, char)'
579 | operator<<(basic_ostream<char, _Traits>& __out, char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:579:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
14 | string N;cin<<N;
| ^
/usr/include/c++/14/ostream:590:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, signed char)'
590 | operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:590:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
14 | string N;cin<<N;
| ^
/usr/include/c++/14/ostream:595:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, unsigned char)'
595 | operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
| ^~~~~~~~
/usr/include/c++/14/ostream:595:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
14 | string N;cin<<N;
| ^
/usr/include/c++/14/ostream:654:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const _CharT*)'
654 | operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/ostream:654:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
In file included from /usr/include/c++/14/ostream:1022:
/usr/include/c++/14/bits/ostream.tcc:307:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const char*)'
307 | operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
| ^~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:307:5: note: template argument deduction/substitution failed:
a.cc:14:17: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
14 | string N;cin<<N;
| ^
/usr/include/c++/14/ostream:671:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits |
s801098058 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
for (int i = s.length()-2; i >= 2; i -= 2) {
vector<char> zen(i/2), kou(i/2);
for (int j = 0; j < i; j++) {
if (j < i/2)
zen[j] = s[j];
else
kou[j - i/2] = s[j];
}
bool check = true;
for (int j = 0; j < i/2; j++) {
if (zen[j]!=kou[j]) {
check = false;
break;
}
}
if (check) {
cout << i;
break
}
}
} | a.cc: In function 'int main()':
a.cc:25:12: error: expected ';' before '}' token
25 | break
| ^
| ;
26 | }
| ~
|
s382715082 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
using str = string;
using ll = long long;
int a[26];
int main()
{
cin.tie(0);
ios::sync_with_stdio(0);
str s;cin>>s;
int ans=s.size();
for(int i=s.size()-1;i>=0;i--)
{
a[s[i]-'a']++;
ans--
bool c=true;
for(int j=0;j<26;j++)if(a[j]%2) c=false;
if(c)break;
}
cout<<ans<<"\n";
return 0;
}
| a.cc: In function 'int main()':
a.cc:21:14: error: expected ';' before 'bool'
21 | ans--
| ^
| ;
22 | bool c=true;
| ~~~~
a.cc:23:41: error: 'c' was not declared in this scope
23 | for(int j=0;j<26;j++)if(a[j]%2) c=false;
| ^
a.cc:24:12: error: 'c' was not declared in this scope
24 | if(c)break;
| ^
|
s861723707 | p03672 | C++ | // #define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
#include <boost/xpressive/xpressive_static.hpp>
#define FOR(i, a, b) for (int i = (a); i < int(b); ++i)
#define RFOR(i, a, b) for (int i = (b)-1; i >= int(a); --i)
#define REP(i, n) FOR(i, 0, n)
#define REP1(i, n) FOR(i, 1, int(n) + 1)
#define RREP(i, n) RFOR(i, 0, n)
#define RREP1(i, n) RFOR(i, 1, int(n) + 1)
#define ALL(c) begin(c), end(c)
int _ = (
#ifndef LOCAL
std::cin.tie(nullptr), std::ios::sync_with_stdio(false),
#endif
std::cout.precision(10), std::cout.setf(std::ios::fixed));
using ll = long long;
using ull = unsigned long long;
using ld = long double;
template <typename T> using vec = std::vector<T>;
using namespace std;
using namespace boost::xpressive;
int main() {
string S;
cin >> S;
S.pop_back();
boost::xpressive::smatch m;
const sregex re = bos >> (s1 = +lower) >> s1;
regex_search(S, m, re));
cout << m.str().length() << endl;
return 0;
}
| a.cc:3:10: fatal error: boost/xpressive/xpressive_static.hpp: No such file or directory
3 | #include <boost/xpressive/xpressive_static.hpp>
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
|
s739681314 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define ll long long
int main()
{
int n, x, i, y;
char s[500];
gets(s);
n = strlen(s);
x = n;
while(1)
{
x = x - 2;
y = strncmp((s), (s+(x/2)), (x/2));
if(y==0)
{
cout << x << endl;
break;
}
}
return 0;
} | a.cc: In function 'int main()':
a.cc:9:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
9 | gets(s);
| ^~~~
| getw
|
s027664633 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
string s;
cin >> s;
for (int i = n - 2; i >= 0; i--) {
string t = s.substr(0, i);
if (t.size() % 2 == 0) {
bool ok = true;
for (int i = 0; i < t.size() / 2; i++) {
if (t[i] != t[i + t.size() / 2]) {
ok = false;
break;
}
}
if (ok) {
cout << t << endl;
return 0;
}
}
}
}
| a.cc: In function 'int main()':
a.cc:10:18: error: 'n' was not declared in this scope
10 | for (int i = n - 2; i >= 0; i--) {
| ^
|
s840747679 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int main() {
int i, j;
string s;
cin >> s;
n = s.size();
int ans=0, r=s.size()-2;
for(i=n-2; i; i-=2){
bool ok = 1;
for(j=0;j<i/2;j++){
if(s[j]!=s[j+i/2])ok=0;
}if(ok){
cout << i;
return 0;
}
}return 0;
}
| a.cc: In function 'int main()':
a.cc:11:9: error: 'n' was not declared in this scope
11 | n = s.size();
| ^
|
s653295723 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string a;
cin >> a;
bool f = false;
for (int j = a.size(); j >=0; j-=2) {
if (j%2 == 1 && f == false) {
f = true;
a.pop_back();
}
if (a.substr(0, a.size()/2); == a.substr(a.size()/2, a.size()-1); && f) {
cout << j << endl;
break;
}
a.pop_back();
a.pop_back();
f = true;
}
} | a.cc: In function 'int main()':
a.cc:12:17: warning: ignoring return value of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::substr(size_type, size_type) const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]', declared with attribute 'nodiscard' [-Wunused-result]
12 | if (a.substr(0, a.size()/2); == a.substr(a.size()/2, a.size()-1); && f) {
| ~~~~~~~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:3208:7: note: declared here
3208 | substr(size_type __pos = 0, size_type __n = npos) const
| ^~~~~~
a.cc:12:34: error: expected primary-expression before '==' token
12 | if (a.substr(0, a.size()/2); == a.substr(a.size()/2, a.size()-1); && f) {
| ^~
a.cc:12:69: error: expected ')' before ';' token
12 | if (a.substr(0, a.size()/2); == a.substr(a.size()/2, a.size()-1); && f) {
| ~ ^
| )
a.cc:12:75: error: expected ';' before ')' token
12 | if (a.substr(0, a.size()/2); == a.substr(a.size()/2, a.size()-1); && f) {
| ^
| ;
a.cc:12:74: error: label 'f' used but not defined
12 | if (a.substr(0, a.size()/2); == a.substr(a.size()/2, a.size()-1); && f) {
| ^
|
s325229500 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
bool Check(string input){
if(input.size()%2 == 1){
return false;
}
else{
int len = input.size() / 2;
for(int i=0;i<len;i++){
if(input[i] != input[i+len]) return false;
}
return true;
}
}
int main(void){
string S;
cin >> S;
int N = S.size();
for(int i=N-1;i>=0;i--){
if(Check(S.substr(0,i))){cout << S.substr(0,i).size() << endl; return 0;}
} | a.cc: In function 'int main()':
a.cc:24:3: error: expected '}' at end of input
24 | }
| ^
a.cc:16:15: note: to match this '{'
16 | int main(void){
| ^
|
s512936667 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
#define debug(n) cerr << #n << ':' << n << endl;
#define dline cerr << __LINE__ << endl;
using ll = long long;
using ull = unsigned long long;
template<class T, class U> using P = pair<T,U>;
template<class T> using Heap = priority_queue<T>;
template<class T> using heaP = priority_queue<T,vector<T>,greater<T>>;
template<class T,class U> using umap = unordered_map<T,U>;
template<class T> using uset = unordered_set<T>;
template<class T>
bool ChangeMax(T&a,const T&b){
if(a >= b) return false;
a = b; return true;
}
template<class T>
bool ChangeMin(T&a,const T&b){
if(a <= b) return false;
a = b; return true;
}
template<class T, size_t N, class U>
void Fill(T (&a)[N], const U&v){
fill((U*)a,(U*)(a+N),v);
}
template<class T>
istream& operator >> (istream&is, vector<T>&v){
for(auto&e:v)is >> e;
return is;
}
bool Ok(const string&s,int n){
bool f = true;
if(n%2==1)return false;
for(i = 0; i < n/2; ++i)f &= s[i] == s[i+n];
return f;
}
int main(){
string s; cin >> s;
int n = (int)s.size();
for(int i = n-2; i >= 0; i-=2){
if(Ok(s,i)){
cout << i << endl;
return 0;
}
}
}
| a.cc: In function 'bool Ok(const std::string&, int)':
a.cc:42:7: error: 'i' was not declared in this scope
42 | for(i = 0; i < n/2; ++i)f &= s[i] == s[i+n];
| ^
|
s339618828 | p03672 | C++ | /*
* atcoder/abc089/b.cpp
*/
// C++ 14
#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <cstring> // memset
#include <cassert>
using namespace std;
#define ll long long
#define loop(__x, __start, __end) for(int __x = __start; __x < __end; __x++)
void solve();
int main() { solve(); return 0; }
#define ull unsigned long long
void solve() {
string s; cin >> s;
for (int count=2; count<n; count += 2) {
string s2 = s.substr(0, n-count);
if (s2.substr(0, s2.size()) == s2.substr(s2.size())) {
cout << count << endl;
return;
}
}
cout << -1 << endl;
}
| a.cc: In function 'void solve()':
a.cc:21:27: error: 'n' was not declared in this scope
21 | for (int count=2; count<n; count += 2) {
| ^
|
s693657951 | p03672 | Java | public class Main {
public static void main(String[] args) {
// TODO 自動生成されたメソッド・スタブ
Scanner scanner = new Scanner(System.in);
String S = scanner.nextLine();
int length = S.length();
while(true) {
if ((S.length() -1) % 2 == 0) {
String sub1 = S.substring(0, S.length() / 2);
// System.out.println("sub1:" + sub1);
String sub2 = S.substring(S.length() / 2, S.length() -1);
// System.out.println("sub2:" + sub2);
if (sub1.equals(sub2)) {
System.out.println(S.length()-1);
return;
} else {
S = S.substring(0, (S.length()-1));
}
} else {
S = S.substring(0, (S.length()-1));
}
// System.out.println(S);
}
}
} | Main.java:5: error: cannot find symbol
Scanner scanner = new Scanner(System.in);
^
symbol: class Scanner
location: class Main
Main.java:5: error: cannot find symbol
Scanner scanner = new Scanner(System.in);
^
symbol: class Scanner
location: class Main
2 errors
|
s157384472 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
string s;
cin>>s;
for(int i=s.size()-2;i>0;i-=2){
if(s.substr(0,i/2)==s.substr(i/2,i/2){
cout<<i<<endl;
return 0;
}
}
}
| a.cc: In function 'int main()':
a.cc:8:42: error: expected ')' before '{' token
8 | if(s.substr(0,i/2)==s.substr(i/2,i/2){
| ~ ^
| )
a.cc:12:3: error: expected primary-expression before '}' token
12 | }
| ^
|
s374205601 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
string s;
cin>>s;
for(int i=s.size()-2;i>-;i-=2){
if(s.substr(0,s.size()/2)==s.substr(s.size()/2,s.size()/2)){
cout<<s.size()<<endl;
return 0;
}
}
}
| a.cc: In function 'int main()':
a.cc:7:27: error: expected primary-expression before ';' token
7 | for(int i=s.size()-2;i>-;i-=2){
| ^
|
s156212805 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
string s;
cin>>s;
s.push_back();
int hu=0;
for(int i=s.size()-2;i>-;i-=2){
if(s.substr(0,s.size()/2)==s.substr(s.size()/2,s.size()/2)){
cout<<s.size()<<endl;
return 0;
}
}
}
| a.cc: In function 'int main()':
a.cc:7:14: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
7 | s.push_back();
| ~~~~~~~~~~~^~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1572 | push_back(_CharT __c)
| ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate expects 1 argument, 0 provided
a.cc:9:27: error: expected primary-expression before ';' token
9 | for(int i=s.size()-2;i>-;i-=2){
| ^
|
s768293168 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
string s;
cin>>s;
s.push_back();
int hu=0;
for(int i=0;i<s.size();i++){
if(s.size()%2!=0){
s.push_back();
continue;
}
if(s.substr(0,s.size()/2)==s.substr(s.size()/2,s.size()/2)){
cout<<s.size()<<endl;
return 0;
}
else{
s.push_back();
}
}
}
| a.cc: In function 'int main()':
a.cc:7:14: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
7 | s.push_back();
| ~~~~~~~~~~~^~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1572 | push_back(_CharT __c)
| ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate expects 1 argument, 0 provided
a.cc:11:18: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
11 | s.push_back();
| ~~~~~~~~~~~^~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1572 | push_back(_CharT __c)
| ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate expects 1 argument, 0 provided
a.cc:19:18: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
19 | s.push_back();
| ~~~~~~~~~~~^~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1572 | push_back(_CharT __c)
| ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate expects 1 argument, 0 provided
|
s973577363 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
vector<string>s;
cin>>s;
s.push_back();
int hu=0;
for(int i=0;i<s.size();i++){
if(s.size()%2!=0){
s.push_back();
continue;
}
if(s.substr(0,s.size()/2)==s.substr(s.size()/2,s.size()/2)){
cout<<s.size()<<endl;
return 0;
}
else{
s.push_back();
}
}
}
| a.cc: In function 'int main()':
a.cc:6:6: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'std::vector<std::__cxx11::basic_string<char> >')
6 | cin>>s;
| ~~~^~~
| | |
| | std::vector<std::__cxx11::basic_string<char> >
| 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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 |
s197395167 | p03672 | C++ | #include <bits/stdc++.h>
#define rep(i,x,n) for(int i=x; i<(int)(n); i++)
#define rep_eq(i,x,n) for(int i=x; i<=(int)(n); i++)
using namespace std;
int main() {
string S; cin >>S;
vector<char> vec(S.size());
rep(i,0,S.size()) vec[i]=S[i];
while(true) {
vec.pop_back();
if (vec.size()%2) continue;
else {
int count=0;
rep(i,0,vec.size()/2) {
if (vec[i]==vec[(vec.size()/2)+i)] count++;
}
if (count==(int)(vec.size())/2) {
cout <<vec.size() <<endl;
break;
}
}
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:16:41: error: expected ']' before ')' token
16 | if (vec[i]==vec[(vec.size()/2)+i)] count++;
| ^
| ]
a.cc:16:42: error: expected primary-expression before ']' token
16 | if (vec[i]==vec[(vec.size()/2)+i)] count++;
| ^
|
s325085846 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int main(){
string s;cin>>s;
int n = s.size();
for(int i=2;i<=s/2;i+=2){
int m = n - i;
int cc = 0;
rep(j,m/2){
if(s[j]!=s[m/2 + j])cc=1;
}
if(cc == 1){
int ans = m;
break;
}
}
cout<<ans<<endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:11:21: error: no match for 'operator/' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
11 | for(int i=2;i<=s/2;i+=2){
| ~^~
| | |
| | int
| std::string {aka std::__cxx11::basic_string<char>}
In file included 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/complex:430:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator/(const complex<_Tp>&, const complex<_Tp>&)'
430 | operator/(const complex<_Tp>& __x, const complex<_Tp>& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:430:5: note: template argument deduction/substitution failed:
a.cc:11:22: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::complex<_Tp>'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/complex:439:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator/(const complex<_Tp>&, const _Tp&)'
439 | operator/(const complex<_Tp>& __x, const _Tp& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:439:5: note: template argument deduction/substitution failed:
a.cc:11:22: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::complex<_Tp>'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/complex:448:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator/(const _Tp&, const complex<_Tp>&)'
448 | operator/(const _Tp& __x, const complex<_Tp>& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:448:5: note: template argument deduction/substitution failed:
a.cc:11:22: note: mismatched types 'const std::complex<_Tp>' and 'int'
11 | for(int i=2;i<=s/2;i+=2){
| ^
In file included from /usr/include/c++/14/valarray:605,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166:
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const _Expr<_Dom1, typename _Dom1::value_type>&, const _Expr<_Dom2, typename _Dom2::value_type>&)'
408 | _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: template argument deduction/substitution failed:
a.cc:11:22: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const _Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
408 | _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: template argument deduction/substitution failed:
a.cc:11:22: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const typename _Dom::value_type&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
408 | _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: template argument deduction/substitution failed:
a.cc:11:22: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const _Expr<_Dom1, typename _Dom1::value_type>&, const valarray<typename _Dom::value_type>&)'
408 | _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: template argument deduction/substitution failed:
a.cc:11:22: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__divides, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const valarray<typename _Dom::value_type>&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
408 | _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: template argument deduction/substitution failed:
a.cc:11:22: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/valarray:1199:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__divides, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__divides, _Tp>::result_type> std::operator/(const valarray<_Tp>&, const valarray<_Tp>&)'
1199 | _DEFINE_BINARY_OPERATOR(/, __divides)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1199:1: note: template argument deduction/substitution failed:
a.cc:11:22: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::valarray<_Tp>'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/valarray:1199:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__divides, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__divides, _Tp>::result_type> std::operator/(const valarray<_Tp>&, const typename valarray<_Tp>::value_type&)'
1199 | _DEFINE_BINARY_OPERATOR(/, __divides)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1199:1: note: template argument deduction/substitution failed:
a.cc:11:22: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::valarray<_Tp>'
11 | for(int i=2;i<=s/2;i+=2){
| ^
/usr/include/c++/14/valarray:1199:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__divides, _Tp>::result_type> std::operator/(const typename valarray<_Tp>::value_type&, const valarray<_Tp>&)'
1199 | _DEFINE_BINARY_OPERATOR(/, __divides)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1199:1: note: template argument deduction/substitution failed:
a.cc:11:22: note: mismatched types 'const std::valarray<_Tp>' and 'int'
11 | for(int i=2;i<=s/2;i+=2){
| ^
a.cc:22:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
22 | cout<<ans<<endl;
| ^~~
| abs
|
s183688031 | p03672 | Java | import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
String s=sc.next();
int n=s.length();
for(int i=0;i<s.length();i+=2){
String a=s.substring(0,2/n),b=s.substring(2/n,n);
if(a.equals(b)){
Systen.out.println(n);
break;
}
s=s.substring(0,n-2);
n=s.length();
}
}
}
| Main.java:12: error: package Systen does not exist
Systen.out.println(n);
^
1 error
|
s114230436 | p03672 | Java | import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
String s=sc.next();
int n=s.length()
for(int i=0;i<s.length();i+=2){
String a=s.substring(0,2/n),b=s.substring(2/n,n);
if(a.equals(b)){
Systen.out.println(n);
break;
}
s=s.substring(0,n-2);
n=s.length();
}
}
}
| Main.java:8: error: ';' expected
int n=s.length()
^
1 error
|
s438372780 | p03672 | C | # include < stdio .h >
# include < string .h >
int main () {
char str [222];
scanf ("%s", str ) ;
int n= strlen (str );
for ( int i=n -2; i; i -=2) {
if( strncmp (str , str +i/2 , i /2) ==0) {
printf ("%d\n" ,i);
return 0;
}
}
return 0;
} | main.c:1:11: fatal error: stdio .h : No such file or directory
1 | # include < stdio .h >
| ^~~~~~~~~~~~
compilation terminated.
|
s995757031 | p03672 | C++ | # include < stdio .h >
# include < string .h >
int main(){
string ani; cin>>ani;
int n = ani.length();
for(int i = n-2;i>=0;i-=2){
if(strncmp(str,str+i/2,i/2) == 0){
cout<<i<<endl;
return 0; }
}
return 0;
}
| a.cc:1:11: fatal error: stdio .h : No such file or directory
1 | # include < stdio .h >
| ^~~~~~~~~~~~
compilation terminated.
|
s152785347 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
string s;
cin>>s;
s.pop_back();
while(s.substr(0,s.size()/2)==s.substr(s.size()/2,s.size())){
s.pop_back;
}
cout<<s.size()<<endl;
}
| a.cc: In function 'int main()':
a.cc:9:7: error: invalid use of non-static member function 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pop_back() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
9 | s.pop_back;
| ~~^~~~~~~~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:2174:7: note: declared here
2174 | pop_back() noexcept
| ^~~~~~~~
|
s342656403 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
vector<string>s;
cin>>s;
while(s.substr(0,s.size()/2)!=s.substr(s.size()/2,s.size()/2)){
s.pop_back();
}
cout<<s.size()<<endl;
}
| a.cc: In function 'int main()':
a.cc:6:6: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'std::vector<std::__cxx11::basic_string<char> >')
6 | cin>>s;
| ~~~^~~
| | |
| | std::vector<std::__cxx11::basic_string<char> >
| 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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<std::__cxx11::basic_string<char> >' 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 |
s441010431 | p03672 | C++ | #include <iostream>
#include <string>
#include <algorithm>
#include <ctime>
#include <functional>
#include <vector>
#include <stack>
#include <queue>
#include <map>
#include <set>
#include <cassert>
#include <bitset>
#include <list>
#include <cstdio>
#include <stdio.h>
#include <string.h>
#include <limits.h>
#include <math.h>
#include <cmath>
#include <tuple>
#include <cassert>
#include <array>
#include <iomanip>
using namespace std;
using pii = pair<int, int>;
using ti = tuple<int, int, int>;
const double eps=1e-14;
const int mod = 1e9 + 7;
const int inf = ((1<<30));
const long long linf = (1LL<<60);
int main()
{
cin.tie(0);
ios::sync_with_stdio(false);
string s;
cin >> s;
int ans = 0;
s = s.substr(0, tmp-2);
while(true)
{
int tmp = s.size();
if(s.substr(0,tmp/2) == s.substr(tmp/2, tmp/2))
{
ans = tmp;
break;
}
s = s.substr(0, tmp-2);
}
cout << ans << endl;
return 0;
}
| a.cc: In function 'int main()':
a.cc:41:21: error: 'tmp' was not declared in this scope; did you mean 'tm'?
41 | s = s.substr(0, tmp-2);
| ^~~
| tm
|
s392428336 | p03672 | C++ | #include <iostream>
#include <string>
#include <algorithm>
#include <ctime>
#include <functional>
#include <vector>
#include <stack>
#include <queue>
#include <map>
#include <set>
#include <cassert>
#include <bitset>
#include <list>
#include <cstdio>
#include <stdio.h>
#include <string.h>
#include <limits.h>
#include <math.h>
#include <cmath>
#include <tuple>
#include <cassert>
#include <array>
#include <iomanip>
using namespace std;
using pii = pair<int, int>;
using ti = tuple<int, int, int>;
const double eps=1e-14;
const int mod = 1e9 + 7;
const int inf = ((1<<30));
const long long linf = (1LL<<60);
int main()
{
cin.tie(0);
ios::sync_with_stdio(false);
string s;
cin >> s;
int ans = 0;
for(int i=0; i<n; i++)
{
int tmp = s.size();
if(s.substr(0,tmp/2) == s.substr(tmp/2))
{
ans = tmp;
break;
}
}
cout << ans << endl;
return 0;
}
| a.cc: In function 'int main()':
a.cc:41:20: error: 'n' was not declared in this scope
41 | for(int i=0; i<n; i++)
| ^
|
s245495506 | p03672 | C++ | #include <iostream>
#include <string>
using namespace std;
int main(int argc, char const *argv[])
{
string S;
cin >> S;
string str1, str2;
for (int i = 0; i < S.size(); i++)
{
S.pop_back();
if (S.size() % != 0) continue;
str1 = S.substr(0, (S.size() / 2));
str2 = S.substr((S.size() / 2), (S.size() / 2));
if (str1 == str2) break;
}
cout << S.size() / 2 << endl;
return 0;
} | a.cc: In function 'int main(int, const char**)':
a.cc:15:24: error: expected primary-expression before '!=' token
15 | if (S.size() % != 0) continue;
| ^~
|
s877373715 | p03672 | C++ | #include <bits/stdc++.h>
#define _GLIBCXX_DEBUG
using namespace std;
typedef long long ll;
int main() {
string S;
cin >> S;
if(S.size() == 2) { cout << 0; return 0; }
for(int i = 0; i < S.size() - 2; i++) {
S.pop_back();
int N = S.size();
if(S.substr(0, N / 2) == S.substr(N / 2, N / 2)) {
cout << S.size() - 1;1
return 0;
}
}
return 0;
} | a.cc: In function 'int main()':
a.cc:14:29: error: expected ';' before 'return'
14 | cout << S.size() - 1;1
| ^
| ;
15 | return 0;
| ~~~~~~
|
s028283626 | p03672 | C++ | #include <bits/stdc++.h>
#include <boost/multiprecision/cpp_int.hpp>
using namespace std;
typedef long long ll;
namespace mp = boost::multiprecision;
using Mint = mp::cpp_int;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define repi(i,a,b) for(int i = int(a); i < int(b); i++)
#define all(v) v.begin(), v.end()
#define uni(v) v.erase(unique(all(v)), v.end())
#define sort_g(v) sort(all(v), greater<int>())
#define dump(x) cerr << #x << ' ' << '=' << ' ' << x << endl
bool is_even(string S) {
int l = S.size() / 2;
string sub_1 = S.substr(0, l);
string sub_2 = S.substr(l, l);
if(sub_1 == sub_2) return true;
else return false;
}
int main() {
string S;
cin >> S;
int l = 0;
for(int i = S.size() - 2; i >= 1; i -= 2) {
string sub = S.substr(0, i);
dump(sub);
if(is_even(sub)) {
l = sub.size();
break;
}
}
cout << l << endl;
} | a.cc:2:10: fatal error: boost/multiprecision/cpp_int.hpp: No such file or directory
2 | #include <boost/multiprecision/cpp_int.hpp>
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
|
s890794152 | p03672 | C++ | #include <iostream>
#include <string>
using namespace std;
int main(){
int count=0;
string data,data1,data2;
cin>>data;
if(data.size()%2==0){
count+=2
data1=data.substr(0,data.size()/2-1);
data2=data.substr(data.size()/2-1,data.size()/2-1);
}
else if(data.size()%2!=0){
count+=1;
data1=data.substr(0,(int)data.size()/2);
data2=data.substr((int)data.size()/2,(int)data.size()/2);
}
while(data1==data2){
count+=1;
data1=data.substr(0,(int)(data.size()-count)/2);
data2=data.substr((int)(data.size()-count)/2,(int)(data.size()-count)/2);
}
cout<<count<<endl;
} | a.cc: In function 'int main()':
a.cc:10:13: error: expected ';' before 'data1'
10 | count+=2
| ^
| ;
11 | data1=data.substr(0,data.size()/2-1);
| ~~~~~
|
s425615739 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
string s;
cin >> s;
for(int i=s.size()-2;i>=0;i-=2){
s=s.substr(0,s.size-2);
if(s.substr(0,i/2)==s.substr(i/2+1,i)){
cout << i;
return 0;
}
}
} | a.cc: In function 'int main()':
a.cc:7:20: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
7 | s=s.substr(0,s.size-2);
| ~~^~~~
| ()
|
s788058030 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int ctoi(const char c) {
if ('0' <= c && c <= '9') return (c - '0');
return -1;
}
vector<int> input(int n) {
vector<int> vec(n);
for (int i = 0; i < n; i++) {
cin >> vec.at(i);
}
return vec;
}
void output(vector<int> vec) {
for (int i = 0; i < vec.size(); i++) {
cout << vec[i] << " ";
}
return;
}
vector<vector<int>> input(int n, int m) {
vector<vector<int>> table(n, vector<int>(m));
for (int i = 0; i < n; i++) {
for (int j = 0; j < m; j++) {
cin >> table. at(i).at(j);
}
}
return table;
}
void output(vector<vector<int>> table) {
for (int i = 0; i < table.size(); i++) {
for (int j = 0; j < table.at(0).size(); j++) {
cout << table.at(i).at(j) << " ";
}
cout << endl;
}
}
long long perm(int n, int r) {
if (n < r) {
cout << "error" << endl;
return 0;
}
long long perm = 1;
for (int i = n; i > n - r; i--) {
perm *= i;
}
return perm;
}
long long comb(int n, int r) {
if (n < r) {
cout << "error" << endl;
return 0;
}
long long comb = perm(n,r);
for (int i = r; i > 0; i--) {
comb /= i;
}
return comb;
}
long long homo(int n, int r) {
return comb(n + r - 1, n - 1);
}
long long fact(int n) {
long long fact = 1;
for (int i = n; i > 0; i--) {
fact *= i;
}
return fact;
}
int gcd(int a, int b)
{
if (a % b == 0)
{
return(b);
}
else
{
return(gcd(b, a % b));
}
}
int lcm(int a, int b) {
return a * b / gcd(a, b);
}
int main() {
int n,k;
cin >> n >> k;
vector<int> l=input(n);
sort#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int ctoi(const char c) {
if ('0' <= c && c <= '9') return (c - '0');
return -1;
}
vector<int> input(int n) {
vector<int> vec(n);
for (int i = 0; i < n; i++) {
cin >> vec.at(i);
}
return vec;
}
void output(vector<int> vec) {
for (int i = 0; i < vec.size(); i++) {
cout << vec[i] << " ";
}
return;
}
vector<vector<int>> input(int n, int m) {
vector<vector<int>> table(n, vector<int>(m));
for (int i = 0; i < n; i++) {
for (int j = 0; j < m; j++) {
cin >> table. at(i).at(j);
}
}
return table;
}
void output(vector<vector<int>> table) {
for (int i = 0; i < table.size(); i++) {
for (int j = 0; j < table.at(0).size(); j++) {
cout << table.at(i).at(j) << " ";
}
cout << endl;
}
}
long long perm(int n, int r) {
if (n < r) {
cout << "error" << endl;
return 0;
}
long long perm = 1;
for (int i = n; i > n - r; i--) {
perm *= i;
}
return perm;
}
long long comb(int n, int r) {
if (n < r) {
cout << "error" << endl;
return 0;
}
long long comb = perm(n,r);
for (int i = r; i > 0; i--) {
comb /= i;
}
return comb;
}
long long homo(int n, int r) {
return comb(n + r - 1, n - 1);
}
long long fact(int n) {
long long fact = 1;
for (int i = n; i > 0; i--) {
fact *= i;
}
return fact;
}
int gcd(int a, int b)
{
if (a % b == 0)
{
return(b);
}
else
{
return(gcd(b, a % b));
}
}
int lcm(int a, int b) {
return a * b / gcd(a, b);
}
int main() {
string s;
cin >> s;
for(int i=0;i<s.size();i++){
s.pop_back();
s.pop_back();
string s1=s.substr(0,s.size()/2);
string s2=s.substr(s.size()/2+1);
if(s1==s2){
cout << s.size() << endl;
break;
}
}
}
| a.cc:88:7: error: stray '#' in program
88 | sort#include <bits/stdc++.h>
| ^
a.cc: In function 'int main()':
a.cc:88:7: error: expected ';' before 'include'
88 | sort#include <bits/stdc++.h>
| ^~~~~~~~
| ;
a.cc:89:20: error: statement cannot resolve address of overloaded function
89 | using namespace std;
| ^
a.cc:91:24: error: a function-definition is not allowed here before '{' token
91 | int ctoi(const char c) {
| ^
a.cc:95:26: error: a function-definition is not allowed here before '{' token
95 | vector<int> input(int n) {
| ^
a.cc:102:30: error: a function-definition is not allowed here before '{' token
102 | void output(vector<int> vec) {
| ^
a.cc:108:41: error: a function-definition is not allowed here before '{' token
108 | vector<vector<int>> input(int n, int m) {
| ^
a.cc:117:40: error: a function-definition is not allowed here before '{' token
117 | void output(vector<vector<int>> table) {
| ^
a.cc:125:30: error: a function-definition is not allowed here before '{' token
125 | long long perm(int n, int r) {
| ^
a.cc:136:30: error: a function-definition is not allowed here before '{' token
136 | long long comb(int n, int r) {
| ^
a.cc:147:30: error: a function-definition is not allowed here before '{' token
147 | long long homo(int n, int r) {
| ^
a.cc:150:23: error: a function-definition is not allowed here before '{' token
150 | long long fact(int n) {
| ^
a.cc:158:1: error: a function-definition is not allowed here before '{' token
158 | {
| ^
a.cc:168:23: error: a function-definition is not allowed here before '{' token
168 | int lcm(int a, int b) {
| ^
a.cc:171:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
171 | int main() {
| ^~
a.cc:171:9: note: remove parentheses to default-initialize a variable
171 | int main() {
| ^~
| --
a.cc:171:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:171:12: error: a function-definition is not allowed here before '{' token
171 | int main() {
| ^
a.cc:184:2: error: expected '}' at end of input
184 | }
| ^
a.cc:84:12: note: to match this '{'
84 | int main() {
| ^
|
s901712696 | p03672 | C++ | #include<iostream>
#include<vector>
#include<string>
using namespace std;
int main(){
string s;
cin>>s;
int n=s.size();
for(int i=n-2;i;i-=2){
if(strncmp(s,s+n/2,n/2)==0){
cout<<i<<endl;
return 0;
}
}
}
| a.cc: In function 'int main()':
a.cc:10:19: error: no match for 'operator+' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
10 | if(strncmp(s,s+n/2,n/2)==0){
| ~^~~~
| | |
| | int
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/string:48,
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/stl_iterator.h:627:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename reverse_iterator<_Iterator>::difference_type, const reverse_iterator<_Iterator>&)'
627 | operator+(typename reverse_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:627:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename move_iterator<_IteratorL>::difference_type, const move_iterator<_IteratorL>&)'
1798 | operator+(typename move_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
In file included from /usr/include/c++/14/string:54:
/usr/include/c++/14/bits/basic_string.h:3598:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3598 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3598:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3616:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3616 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3616:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const _CharT*' and 'std::__cxx11::basic_string<char>'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3635:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3635 | operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3635:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3652:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3652 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3652:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const _CharT*' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3670:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)'
3670 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3670:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: deduced conflicting types for parameter '_CharT' ('char' and 'int')
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3682:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3682 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3682:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3689:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3689 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3689:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3696:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3696 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3696:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3719:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3719 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3719:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const _CharT*' and 'std::__cxx11::basic_string<char>'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3726:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3726 | operator+(_CharT __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3726:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3733:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)'
3733 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3733:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const _CharT*' and 'int'
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
/usr/include/c++/14/bits/basic_string.h:3740:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)'
3740 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3740:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: deduced conflicting types for parameter '_CharT' ('char' and 'int')
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^
a.cc:10:8: error: 'strncmp' was not declared in this scope
10 | if(strncmp(s,s+n/2,n/2)==0){
| ^~~~~~~
a.cc:3:1: note: 'strncmp' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
2 | #include<vector>
+++ |+#include <cstring>
3 | #include<string>
|
s960629066 | p03672 | C++ | #include<iostream>
#include<vector>
#include<string>
using namespace std;
int main(){
string s;
cin>>s;
int n=s.size();
for(int i=n-2;i;i-=2){
if(strncmp(s,s+n/2,n/2)){
cout<<i<<endl;
return 0;
}
}
} | a.cc: In function 'int main()':
a.cc:10:19: error: no match for 'operator+' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
10 | if(strncmp(s,s+n/2,n/2)){
| ~^~~~
| | |
| | int
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/string:48,
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/stl_iterator.h:627:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename reverse_iterator<_Iterator>::difference_type, const reverse_iterator<_Iterator>&)'
627 | operator+(typename reverse_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:627:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename move_iterator<_IteratorL>::difference_type, const move_iterator<_IteratorL>&)'
1798 | operator+(typename move_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
In file included from /usr/include/c++/14/string:54:
/usr/include/c++/14/bits/basic_string.h:3598:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3598 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3598:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3616:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3616 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3616:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const _CharT*' and 'std::__cxx11::basic_string<char>'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3635:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3635 | operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3635:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3652:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3652 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3652:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const _CharT*' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3670:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)'
3670 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3670:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: deduced conflicting types for parameter '_CharT' ('char' and 'int')
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3682:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3682 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3682:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3689:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3689 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3689:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3696:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3696 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3696:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3719:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3719 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3719:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const _CharT*' and 'std::__cxx11::basic_string<char>'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3726:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
3726 | operator+(_CharT __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3726:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3733:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)'
3733 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3733:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: mismatched types 'const _CharT*' and 'int'
10 | if(strncmp(s,s+n/2,n/2)){
| ^
/usr/include/c++/14/bits/basic_string.h:3740:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)'
3740 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3740:5: note: template argument deduction/substitution failed:
a.cc:10:22: note: deduced conflicting types for parameter '_CharT' ('char' and 'int')
10 | if(strncmp(s,s+n/2,n/2)){
| ^
a.cc:10:8: error: 'strncmp' was not declared in this scope
10 | if(strncmp(s,s+n/2,n/2)){
| ^~~~~~~
a.cc:3:1: note: 'strncmp' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
2 | #include<vector>
+++ |+#include <cstring>
3 | #include<string>
|
s826384206 | p03672 | C++ | #include <iostream>
using namespace std;
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
int main() {
string s;
int cnt=0;
getline(cin,s);
for(int i=s/2;i>=0;i--){
for(int j=1;j<=i;i++){
if(s[j-1]==s[j-1+i])cnt++;
}
if(cnt==i){
cout<<i;
break;
}
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:9:20: error: no match for 'operator/' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
9 | for(int i=s/2;i>=0;i--){
| ~^~
| | |
| | int
| std::string {aka std::__cxx11::basic_string<char>}
|
s283687126 | p03672 | C++ | #define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define vecll vector<long long>
#define vec2ll vector<vector<long long>>
#define vecbool vector<bool>
#define vecpairll vector<pair<long long,long long>>
#define forll(s,a,b) for(long long s = a;s < b;s++)
#define forllde(s,a) for(long long s = a;s > 0;s--)
bool evenStr(string s){
forll(i, 0, s.size() / 2){
if(s[i] != s[i + s.size/2])
return false;
}
return true;
}
int main()
{
string s;
cin >> s;
forll(i, 0, s.size() / 2){
s.pop_back();
s.pop_back();
if (evenStr(s))
break;
}
cout << s.size() << endl;
}
| a.cc: In function 'bool evenStr(std::string)':
a.cc:16:28: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
16 | if(s[i] != s[i + s.size/2])
| ~~^~~~
| ()
|
s834404258 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
bool gu(string S){
int N=S.size();
bool flag=true;
for(int i=0;i<N/2;i++){
if(S.at(i)!=S.at(i+N/2)){
flag=false;
}
}
return flag;
}
int main(){
string T;
cin>>T;
for(int i=0;i<N/2;i++){
T.pop_back();
T.pop_back();
if(gu(T)){
cout<<T.size()<<endl;
break;
}
}
}
| a.cc: In function 'int main()':
a.cc:17:17: error: 'N' was not declared in this scope
17 | for(int i=0;i<N/2;i++){
| ^
|
s294989017 | p03672 | C++ | # include < stdio .h >
2 # include < string .h >
3
4 int main () {
5 char str [222];
6 scanf ("%s", str ) ;
7 int n= strlen (str ) ;
8 for (int i=n -2; i; i -=2) {
9 if( strncmp (str , str +i/2 , i/2) ==0) {
10 printf ("%d\n" ,i) ;
11 return 0;
12 }
13 }
14 return 0;
15 }
#include<stdio.h>
#include<string.h>
int main(void){
char str[222];
scanf("%s",str);
int n=strlen(str);
for(int loop=n-2;loop;loop-=2){
if(strncmp(str,str+loop/2,loop/2)==0){
printf("%d\n",loop);
return 0;
}
}
return 0;
} | a.cc:1:11: fatal error: stdio .h : No such file or directory
1 | # include < stdio .h >
| ^~~~~~~~~~~~
compilation terminated.
|
s525807482 | p03672 | C++ | #include <iostream>
#include <algorithm>
#include <string>
#include <queue>
#include <cmath>
using namespace std;
using ll = long long;
string str;
ll ans = 0;
int main() {
cin >> str;
for (ll i = 0; i < str.length / 2; i++)
{
if (str.substr(0, (size_t)i + 1) == str.substr((size_t)i + 1, (size_t)i + 1)) {
ans = max(ans, i);
}
}
cout << ans << endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:17:32: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::length() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
17 | for (ll i = 0; i < str.length / 2; i++)
| ~~~~^~~~~~
| ()
|
s517145845 | p03672 | C | #include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i, n) for (ll i = 0; i < (ll)(n); ++i)
const long long MODNUM = 7;
int main() {
string s; cin >> s;
// 最初に1文字必ず消す必要がある
string tmp = s.substr(0, s.size()-1);
while(tmp.size() >= 2) {
if(tmp.size() % 2 == 0) {
string prev = tmp.substr(0, tmp.size()/2);
string post = tmp.substr(tmp.size()/2, tmp.size()/2);
if(prev == post) {
// 長い順に見てるので、できた時点でそれが最長
cout << tmp.size() << endl;
return 0;
}
}
tmp = tmp.substr(0, tmp.size()-1);
}
cout << 1 << endl;
return 0;
} | main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
1 | #include<bits/stdc++.h>
| ^~~~~~~~~~~~~~~
compilation terminated.
|
s593274100 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#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())
#define fi first
#define se second
#define sz size()
#define bgn begin()
#define en end()
#define pb push_back
#define pp() pop_back()
#define V vector
#define P pair
#define yuko(a) setprecision(a)
#define uni(a) a.erase(unique(a.begin(),a.end()),a.end())
#define Q queue
#define pri priority_queue
#define Pri priority_queue<int,vector<int>,greater<int>>
#define PriP priority_queue<P<int,int>,vector<P<int,int>>,greater<P<int,int>>>
#define ff first.first
#define fs first.second
#define sf second.first
#define ss second.second
#define all(a) (a).begin(),(a).end()
#define elif else if
int low(V<int> &a,int b){
auto c=lower_bound(a.begin(),a.end(),b);
int d=c-a.bgn;
return d;
}
int upp(V<int> &a,int b){
auto c=upper_bound(a.begin(),a.end(),b);
int d=c-a.bgn;
return d;
}
template<class T>
void cou(vector<vector<T>> a){
int b=a.size();
int c=a[0].size();
fo(i,b){
fo(j,c){
cout<<a[i][j];
if(j==c-1)
cout<<endl;
else
cout<<' ';
}
}
}
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 gcm(int a,int b){
if(a%b==0)
return b;
return gcm(b,a%b);
}
bool prime(int a){
if(a<2)
return false;
else if(a==2)
return true;
else if(a%2==0)
return false;
for(int i=3;i<=sqrt(a)+1;i+=2){
if (a%i==0)
return false;
}
return true;
}
struct Union{
vector<int> par;
Union(int a){
par=vector<int>(a,-1);
}
int find(int a){
if(par[a]<0)
return a;
else
return par[a]=find(par[a]);
}
bool same(int a,int b){
return find(a)==find(b);
}
int Size(int a){
return -par[find(a)];
}
void unite(int a,int b){
a=find(a);
b=find(b);
if(a==b)
return;
if(Size(b)>Size(a))
swap<int>(a,b);
par[a]+=par[b];
par[b]=a;
}
};
int ketas(int a){
string b=to_string(a);
int c=0;
fo(i,keta(a)){
c+=b[i]-'0';
}
return c;
}
bool fe(int a,int b){
a%=10;
b%=10;
if(a==0)
a=10;
if(b==0)
b=10;
if(a>b)
return true;
else
return false;
}
int INF=1000000007;
struct edge{int s,t,d; };
V<int> mojisyu(string a){
V<int> b(26,0);
fo(i,a.sz){
b[a[i]-'a']++;
}
return b;
}
int wa2(int a){
if(a%2==1)
return a/2;
return a/2-1;
}
/*signed main(){
int a,b,c;
cin>>a>>b>>c;
V<V<edge>> d(a);
fo(i,b){
edge e;
cin>>e.s>>e.t>>e.d;
d[e.s].pb(e);
}
V<int> e(a,INF);
e[c]=0;
priority_queue<P<int,int>,V<P<int,int>>,greater<P<int,int>>> f;
f.push({0,c});
int h=INF;
while(!f.empty()){
P<int,int> g;
g=f.top();
f.pop();
int v = g.second, i = g.first;
for(edge l : d[v]){
if(e[l.t] > i + l.d){
e[l.t] = i + l.d;
f.push({i+l.d , l.t});
}
}
}
fo(i,a){
if(e[i]==INF)
cout<<"INF"<<endl;
else
cout<<e[i]<<endl;
}
}
?*/
int nCr(int n,int r){
int a=1;
r=min(r,n-r);
for(int i=n;i>n-r;i--){
a*=i;
a/=n-i+1;
}
return a;
}
/*void sea(int x,int y){
if(x<0||a<=x||y<0||b<=y||c[x][y]=='#')
return;
if(d[x][y])
return;
d[x][y]++;
sea(x+1,y);
sea(x-1,y);
sea(x,y+1);
sea(x,y-1);
}*/
int kaijou(int a){
int b=1;
fo(i,a)
b*=i+1;
return b;
}
int nPr(int a,int b){
if(a<b)
return 0;
if(b==0)
return 1;
int c=1;
for(int i=a;i>a-b;i--){
c*=i;
c%=INF;
}
return c;
}
long long modpow(long long a, long long n, long long mod) {
long long res = 1;
while (n > 0) {
if (n & 1) res = res * a % mod;
a = a * a % mod;
n >>= 1;
}
return res;
}
// a^{-1} mod を計算する
long long modinv(long long a, long long mod) {
return modpow(a, mod - 2, mod);
}
int lcm(int a,int b){
int c=modinv(gcm(a,b),INF);
return ((a*c)%INF)*(b%INF)%INF;
}
int MOD=INF;
int fac[1000010], finv[1000010], inv[1000010];
// テーブルを作る前処理
//先にCOMinit()で前処理をする
//ABC145D
void COMinit() {
fac[0]=fac[1]=1;
finv[0]=finv[1]=1;
inv[1]=1;
for(int i=2;i<1000010;i++){
fac[i]=fac[i-1]*i%MOD;
inv[i]=MOD-inv[MOD%i]*(MOD/i)%MOD;
finv[i]=finv[i-1]*inv[i]%MOD;
}
}
// 二項係数計算
int COM(int n,int k){
if(n<k)
return 0;
if(n<0||k<0)
return 0;
return fac[n]*(finv[k]*finv[n-k]%MOD)%MOD;
}
bool naka(int a,int b,V<V<char>> c){
return (a>=0&&b>=0&&a<c.sz&&b<c[0].sz);
}
V<P<int,int>> mawari8={{0,-1},{0,1},{1,0},{-1,0},{-1,-1},{1,1},{1,-1},{-1,-1}};
int inf=1000000000000000007;
/*
signed main(){
int a,b,c;
cin>>a>>b>>c;
V<V<edge>> d(a);
fo(i,b){
edge e;
cin>>e.s>>e.t>>e.d;
d[e.s].pb(e);
}
V<int> e(a,INF);
e[c]=0;
priority_queue<P<int,int>,V<P<int,int>>,greater<P<int,int>>> f;
f.push({0,c});
int h=INF;
while(!f.empty()){
P<int,int> g;
g=f.top();
f.pop();
int v = g.second, i = g.first;
for(edge l : d[v]){
if(e[l.t] > i + l.d){
e[l.t] = i + l.d;
f.push({i+l.d , l.t});
}
}
}
fo(i,a){
if(e[i]==INF)
cout<<"INF"<<endl;
else
cout<<e[i]<<endl;
}
}*/
V<P<int,int>> mawari4={{0,-1},{0,1},{1,0},{-1,0}};
//最短経路の表 a(全部INFで初期化)
//縦横 x,y
//迷路 f
//スタートsx,sy
//ゴールgx,gy
//文字はgから使おうね
/*int bfs_haba(){
Q<P<int,int>> b;
a[sx][sy]=0;
b.push({sx,sy});
while(!b.empty()){
P<int,int> c=b.front();
b.pop();
if(c.fi==gx&&c.se==gy){
break;
}
fo(i,4){
int d=c.fi+mawari4[i].fi;
int e=c.se+mawari4[i].se;
if(0<=d&&0<=e&&d<x&&e<y&&f[d][e]!='#'&&a[d][e]==INF){
b.push({d,e});
a[d][e]=1+a[c.fi][c.se];
}
}
}
return a[gx][gy];
}*/
V<int> onajibubun(string a){
V<int> b(a.sz);
for(int i=1,j=0;i<a.sz;i++){
if(i+b[i-j]<j+b[j])
b[i]=b[i-j];
else{
int c=max<int>(0,j+b[j]-i);
while(i+c<a.sz&&a[c]==a[i+c])
c++;
b[i]=c;
j=i;
}
}
b[0]=a.sz;
return b;
}
//各頂点ごとにどこに辺が出てるかの表がc
//各頂点ごとの色を表すV<int>(頂点数max)のcolorを用意する
//aはどこ塗るか、bは何で塗るかなので、(0,1,c)でよぶとおけ
V<int> color(205);
bool nibu_hantei(int a,int b,V<V<int>> c){
color[a]=b;
fo(i,c[a].sz){
if(b==color[c[a][i]])
return false;
if(color[c[a][i]]==0&&!nibu_hantei(c[a][i],-b,c))
return false;
}
return true;
}
//aは頂点数
//nibu_hanteiの上にcolorを用意する
//各頂点ごとにどこに辺が出てるかの表がc
bool renketujanai_nibu_hantei(int a,V<V<int>> c){
fo(i,a){
if(color[i]==0){
if(!nibu_hantei(i,1,c))
return false;
}
}
return true;
}
struct segmin{
vector<int> seg;
int b;
segmin(V<int> a){
b=1;
while(b<a.sz)
b*=2;
seg=vector<int>(2*b-1,inf);
fo(i,a.sz){
seg[i+b-1]=a[i];
}
for(int i=b-2;i>=0;i--){
seg[i]=min(seg[2*i+1],seg[2*i+2]);
}
}
void update(int i,int a){
i+=b-1;
seg[i]=a;
while(i){
i=(i-1)/2;
seg[i]=min(seg[2*i+1],seg[2*i+2]);
}
}
//最初呼び出すときは要求区間x,y+1(yは添え字+1)とa=0,l=0,r=INFで
//l,rは探すところ
int getmin(int x,int y,int a,int l,int r){
if(r==INF)
r=b;
if(r<=x||y<=l)
return INF;
if(x<=l&&r<=y)
return seg[a];
int a1=getmin(x,y,2*a+1,l,(l+r)/2);
int a2=getmin(x,y,2*a+2,(l+r)/2,r);
return min(a1,a2);
}
};
struct segadd{
vector<int> seg;
int b;
segadd(V<int> a){
b=1;
while(b<a.sz)
b*=2;
seg=vector<int>(2*b-1,0);
fo(i,a.sz){
seg[i+b-1]=a[i];
}
for(int i=b-2;i>=0;i--){
seg[i]=seg[2*i+1]+seg[2*i+2];
}
}
void update(int i,int a){
i+=b-1;
seg[i]=a;
while(i){
i=(i-1)/2;
seg[i]=seg[2*i+1]+seg[2*i+2];
}
}
//最初呼び出すときは要求区間x,y+1(yは添え字+1)とa=0,l=0,r=INFで
//l,rは探すところ
int getadd(int x,int y,int a,int l,int r){
if(r==INF)
r=b;
if(r<=x||y<=l)
return 0;
if(x<=l&&r<=y)
return seg[a];
int a1=getadd(x,y,2*a+1,l,(l+r)/2);
int a2=getadd(x,y,2*a+2,(l+r)/2,r);
return a1+a2;
}
};
int pow_kai(int a, int b){
int c=1;
while(b>0){//bit全部捨てるまで
if(b%2){//一番右のbitが1
c=c*a;
}
a=a*a;
b>>=1;//全体右に1つシフト
}
return c;
}
V<P<int,int>> factorize(int n){
V<P<int,int>> res;
for(int i=2; i*i<=n; i++){
if(n%i)
continue;
res.emplace_back(i,0);
while(n%i==0){
n/=i;
res.back().second++;
}
}
if(n!=1)
res.emplace_back(n,1);
return res;
}
const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};
signed main(){
string s;
cin>>s;
int ans=0;
for(int i=2; i<n-1; i+=2){
if(s.substr(0,i/2)==s.substr(i/2,i/2))
ans=max(ans,i);
}
cout<<ans<<endl;
} | a.cc: In function 'int main()':
a.cc:481:18: error: 'n' was not declared in this scope
481 | for(int i=2; i<n-1; i+=2){
| ^
|
s804781669 | p03672 | C++ | #include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <math.h>
#include <functional>
using namespace std;
int main(){
string s;
cin >> s;
bool f = true;
for(int i = 0; i < s.size() / 2; i++){
s.pop_back();
s.pop_back();
//cout << s << endl;
for(int j = 0; j < s.size() / 2; j++){
if(s[j] != s[j + s.size() / 2]){
break;
}
if(j == s.size() / 2 - 1){
cout << s.size() << endl;
f = false;
break;
}
}
if(f == false){ break; }
}
| a.cc: In function 'int main()':
a.cc:29:4: error: expected '}' at end of input
29 | }
| ^
a.cc:9:11: note: to match this '{'
9 | int main(){
| ^
|
s671992332 | p03672 | C++ | #include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<n;++i)
#include<string>
#include<vector>
using namespace std;
typedef long long ll;
typedef pair<int, int>P;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
//max=({});
//条件式が真ならwhileの中身を回し続ける
//printf("%d\n", ans);
//pairの入力
//vector<pair<ll, ll>>work(n);
//rep(i, n) {
// ll a, b;
// cin >> a >> b;
// work[i] = make_pair(a, b);
//for(auto p:mp)(mapの探索)
//printf("%.10f\n",なんちゃら)
int g[15][15];
const int INF = 1001001001;
const int dx[4] = { -1,0,1,0 };
const int dy[4] = { 0,-1,0,1 };
//最大公約数
ll gcd(ll x, ll y) {
return y ? gcd(y, x % y) : x;
}
ll lcm(ll x, ll y) {
if (x == 0 || y == 0)return 0;
return (x / gcd(x, y) * y);
}
//素因数分解
vector<pair<ll, int>>factorize(ll n) {
vector<pair<ll, int>>res;
for (ll i = 2;i * i <= n;++i) {
if (n % i)continue;
res.emplace_back(i, 0);
while (n % i == 0) {
n /= i;
res.back().second++;
}
}
if (n != 1)res.emplace_back(n, 1);
return res;
}
int bingo[3][3];
bool flag[3][3];
int cnt[2][105];
int h, w;
int choco[1010][1010];
int s[11][11];
int main() {
string s;
cin >> s;
int n = s.length();
int ans = 0;
for(i = n - 3;i >= 0;i-=2) {
bool flag = true;
for (j = 0;j <(i+1)/2;++j) {
if (s[j] != s[(i + 1) / 2 + j])flag = false;
}
if (flag)break;
ans += 2;
}
cout << ans << endl;
return 0;
}
| a.cc: In function 'int main()':
a.cc:65:13: error: 'i' was not declared in this scope
65 | for(i = n - 3;i >= 0;i-=2) {
| ^
a.cc:67:22: error: 'j' was not declared in this scope
67 | for (j = 0;j <(i+1)/2;++j) {
| ^
|
s953790370 | p03672 | C++ | #include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<n;++i)
#include<string>
#include<vector>
using namespace std;
typedef long long ll;
typedef pair<int, int>P;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
//max=({});
//条件式が真ならwhileの中身を回し続ける
//printf("%d\n", ans);
//pairの入力
//vector<pair<ll, ll>>work(n);
//rep(i, n) {
// ll a, b;
// cin >> a >> b;
// work[i] = make_pair(a, b);
//for(auto p:mp)(mapの探索)
//printf("%.10f\n",なんちゃら)
int g[15][15];
const int INF = 1001001001;
const int dx[4] = { -1,0,1,0 };
const int dy[4] = { 0,-1,0,1 };
//最大公約数
ll gcd(ll x, ll y) {
return y ? gcd(y, x % y) : x;
}
ll lcm(ll x, ll y) {
if (x == 0 || y == 0)return 0;
return (x / gcd(x, y) * y);
}
//素因数分解
vector<pair<ll, int>>factorize(ll n) {
vector<pair<ll, int>>res;
for (ll i = 2;i * i <= n;++i) {
if (n % i)continue;
res.emplace_back(i, 0);
while (n % i == 0) {
n /= i;
res.back().second++;
}
}
if (n != 1)res.emplace_back(n, 1);
return res;
}
int bingo[3][3];
bool flag[3][3];
int cnt[2][105];
int h, w;
int choco[1010][1010];
int s[11][11];
int main() {
string s;
cin >> s;
int n = s.length();
int ans = 0;
rep(i = n - 3;i >= 0;i-=2) {
bool flag = true;
for (j = 0;j <(i+1)/2;++j) {
if (s[j] != s[(i + 1) / 2 + j])flag = false;
}
if (flag)break;
ans += 2;
}
cout << ans << endl;
return 0;
}
| a.cc:65:34: error: macro "rep" requires 2 arguments, but only 1 given
65 | rep(i = n - 3;i >= 0;i-=2) {
| ^
a.cc:2:9: note: macro "rep" defined here
2 | #define rep(i,n)for(int i=0;i<n;++i)
| ^~~
a.cc: In function 'int main()':
a.cc:65:9: error: 'rep' was not declared in this scope
65 | rep(i = n - 3;i >= 0;i-=2) {
| ^~~
|
s788778465 | p03672 | C++ | #include <iostream>
#include <algorithm>
#include <cstring>
#include <string>
#include <vector>
using namespace std;
int main() {
string s;
cin >> s;
for (int i = 0; i < s.size(); i++) {
s.pop_back();
if (s.size() == 2) {
if (s[0] == s[1]) {
cout << s.size() << endl;
}
} else (s.size() == 1) {
cout << s.size() << endl;
}
if (s.size() % 2 == 0) {
int num = s.size() / 2;
if (s.substr(0, num) == s.substr(num, s.size())) {
cout << s.size() << endl;
}
}
}
return 0;
}
| a.cc: In function 'int main()':
a.cc:20:31: error: expected ';' before '{' token
20 | } else (s.size() == 1) {
| ^~
| ;
|
s412650360 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int main() {
string s;cin>>s;
while (s.size()>0) {
s.pop_back();
if (s.size()%2!=0) continue;
rep(i,n/2) if (s[i]!=s[i+n/2]) continue;
cout << s.size();
return 0;
}
}
| a.cc: In function 'int main()':
a.cc:10:11: error: 'n' was not declared in this scope
10 | rep(i,n/2) if (s[i]!=s[i+n/2]) continue;
| ^
a.cc:3:45: note: in definition of macro 'rep'
3 | #define rep(i, n) for (int i = 0; i < (int)(n); i++)
| ^
|
s464434053 | p03672 | C++ | #include<iostream>
#include<vector>
#include <cmath>
#include <map>
#include <algorithm>
#include <string.h>
using namespace std;
int main(void){
char str [222];
scanf ("%s", str ) ;
int n= strlen (str ) ;
for (int i=n -2; i; i -=2) {
if( strncmp (str , str +i/2 , i/2) ==0) {
printf ("%d\n" ,i) ;
return 0;
}
}
return 0; | a.cc: In function 'int main()':
a.cc:19:11: error: expected '}' at end of input
19 | return 0;
| ^
a.cc:8:15: note: to match this '{'
8 | int main(void){
| ^
|
s716960180 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string S;
cin >> S;
int ans = 0;
if (S.size() % 2 == 1) {
S.erase(S.size() - 1);
}
for (int i = S.size(); i >= 0; i-=2) {
bool judge = true;
for (int j = 0; j < i / 2 j++) {
if (S[j] != S[j + (i / 2)]) judge = false;
}
if (judge) ans = i; break;
}
cout << ans << endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:12:30: error: expected ';' before 'j'
12 | for (int j = 0; j < i / 2 j++) {
| ^~
| ;
|
s796287197 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string S;
cin >> S;
int ans = 0;
if (S % 2 == 1) {
S.erase(S.size() - 1);
}
for (int i = S.size(); i >= 0; i-=2) {
bool judge = true;
for (int j = 0; j < i / 2 j++) {
if (S[j] != S[j + (i / 2)]) judge = false;
}
if (judge) ans = i; break;
}
cout << ans << endl;
return 0;
} | a.cc: In function 'int main()':
a.cc:7:9: error: no match for 'operator%' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
7 | if (S % 2 == 1) {
| ~ ^ ~
| | |
| | int
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/valarray:605,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166,
from a.cc:1:
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const _Expr<_Dom2, typename _Dom2::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:7:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
7 | if (S % 2 == 1) {
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:7:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
7 | if (S % 2 == 1) {
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const typename _Dom::value_type&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:7:11: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
7 | if (S % 2 == 1) {
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const valarray<typename _Dom::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:7:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
7 | if (S % 2 == 1) {
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const valarray<typename _Dom::value_type>&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:7:11: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
7 | if (S % 2 == 1) {
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const valarray<_Tp>&, const valarray<_Tp>&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:7:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::valarray<_Tp>'
7 | if (S % 2 == 1) {
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const valarray<_Tp>&, const typename valarray<_Tp>::value_type&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:7:11: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::valarray<_Tp>'
7 | if (S % 2 == 1) {
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const typename valarray<_Tp>::value_type&, const valarray<_Tp>&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:7:11: note: mismatched types 'const std::valarray<_Tp>' and 'int'
7 | if (S % 2 == 1) {
| ^
a.cc:12:30: error: expected ';' before 'j'
12 | for (int j = 0; j < i / 2 j++) {
| ^~
| ;
|
s864412948 | p03672 | C++ | #define _USE_MATH_DEFINES
#include <bits/stdc++.h>
#define dump(x) cout << x << '\n'
typedef int64_t Int;
const double pi = M_PI;
using namespace std;
int main() {
string n;
cin >> n;
string a, b;
for (int i = 0; i < n.size(); i++) {
if (n.size() - i % 2 == 0) {
a = n.substr(0, (n.size() - i) / 2);
b = n.substr((n.size() - i) / 2, n.size());
if (a == b) {
cout << n.size() - i << endl;
break
}
}
}
cout << 0 << endl;
}
| a.cc: In function 'int main()':
a.cc:22:22: error: expected ';' before '}' token
22 | break
| ^
| ;
23 | }
| ~
|
s196289780 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
int ans=0;
for(int i=s.size()-3;i>0;i-=2){
int count=0;
for(int j=0;j<=(i/2);j++){
if(s.at(j)==s.at(j+((i+1)/2)) count++;
}
if(count==((i+1)/2)){
ans=i+1;
break;
}
}
cout << ans << endl;
} | a.cc: In function 'int main()':
a.cc:11:42: error: expected ';' before 'count'
11 | if(s.at(j)==s.at(j+((i+1)/2)) count++;
| ^~~~~~
| ;
a.cc:12:9: error: expected primary-expression before '}' token
12 | }
| ^
a.cc:11:51: error: expected ')' before '}' token
11 | if(s.at(j)==s.at(j+((i+1)/2)) count++;
| ~ ^
| )
12 | }
| ~
a.cc:12:9: error: expected primary-expression before '}' token
12 | }
| ^
|
s401039695 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
int ans=0;
for(int i=s.size()-3;s>0;s-=2){
int count=0;
for(int j=0;j<=(i/2);j++){
if(s.at(j)==s.at(j+((i+1)/2)) count++;
}
if(count==((i+1)/2)){
ans=i+1;
break;
}
}
cout << ans << endl;
} | a.cc: In function 'int main()':
a.cc:8:27: error: no match for 'operator>' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
8 | for(int i=s.size()-3;s>0;s-=2){
| ~^~
| | |
| | int
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/regex:68,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
from a.cc:1:
/usr/include/c++/14/bits/regex.h:1176:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator>(const sub_match<_BiIter>&, const sub_match<_BiIter>&)'
1176 | operator>(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1176:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/regex.h:1236:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator>(__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const sub_match<_BiIter>&)'
1236 | operator>(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1236:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/regex.h:1329:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator>(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1329 | operator>(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1329:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/regex.h:1403:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator>(const typename std::iterator_traits<_Iter>::value_type*, const sub_match<_BiIter>&)'
1403 | operator>(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1403:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/regex.h:1497:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator>(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1497 | operator>(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1497:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/regex.h:1573:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator>(const typename std::iterator_traits<_Iter>::value_type&, const sub_match<_BiIter>&)'
1573 | operator>(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1573:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/regex.h:1673:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator>(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1673 | operator>(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/regex.h:1673:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_pair.h:1058:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator>(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1058 | operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1058:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::pair<_T1, _T2>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
In file included from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/stl_iterator.h:462:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
462 | operator>(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:462:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/stl_iterator.h:507:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
507 | operator>(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:507:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/stl_iterator.h:1714:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1714 | operator>(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1714:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/stl_iterator.h:1774:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1774 | operator>(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1774:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/string_view:695:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
695 | operator> (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:695:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/string_view:702:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
702 | operator> (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:702:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/string_view:710:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(__type_identity_t<basic_string_view<_CharT, _Traits> >, basic_string_view<_CharT, _Traits>)'
710 | operator> (__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:710:5: note: template argument deduction/substitution failed:
a.cc:8:28: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
8 | for(int i=s.size()-3;s>0;s-=2){
| ^
/usr/include/c++/14/bits/basic_string.h:3915:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3915 | operator>(const basic_str |
s593391921 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main(){
string s; cin>>s; int c=0;
for(int i=s.length()-2;i>=0;i--){
if(s[i]==s[s.length()-1]){if((s.length()-i)%2==0)cout<<s.length()-i;break;else continue ;}
}
}
| a.cc: In function 'int main()':
a.cc:6:76: error: expected '}' before 'else'
6 | if(s[i]==s[s.length()-1]){if((s.length()-i)%2==0)cout<<s.length()-i;break;else continue ;}
| ~ ^~~~
a.cc: At global scope:
a.cc:9:1: error: expected declaration before '}' token
9 | }
| ^
|
s990279795 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
int sl = s.size();
for(int i = 1;i < s.size()/2;i++)
{
sl - = 2;
if(s.substr(0,sl/2) == s.substr(sl/2,sl/2))
{
break;
}
}
cout << sl << endl;
return 0;
}
| a.cc: In function 'int main()':
a.cc:10:22: error: expected primary-expression before '=' token
10 | sl - = 2;
| ^
|
s238703371 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
string S;cin>>S;
while(1){
S.erase(S.size()-2,2);
for(int i=0;i<S.size()/2;i++)if(S.at(i)!=S.at(i+S.size()/2))break;
if(i==S.size()/2)break;
}
cout<<S<<endl;
} | a.cc: In function 'int main()':
a.cc:8:8: error: 'i' was not declared in this scope
8 | if(i==S.size()/2)break;
| ^
|
s382944537 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
string S;
cin >> S;
if(S.length==4){
cout<<2<<endl:
return 0;
}
for(int i=2;i<S.length()+1;i=i+2){
S=S.erase(S.length()-2);
if(S.substr(S.length()/2)==S.substr(0,S.length()/2)){
cout<<S.length()<<endl;
return 0;
}
}
return 0;
} | a.cc: In function 'int main()':
a.cc:7:8: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::length() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
7 | if(S.length==4){
| ~~^~~~~~
| ()
a.cc:8:18: error: expected ';' before ':' token
8 | cout<<2<<endl:
| ^
| ;
|
s936811035 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
typedef long long ll;
template<typename T>
void out(T x) { cout << x << endl; exit(0); }
#define watch(x) cout << (#x) << " is " << (x) << endl
const int maxn = 1e6 + 5;
int main() {
ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
string s; cin>>s;
s.pop_back() s.pop_back();
while (1) {
int n = s.length();
if (s.substr(0,n/2) == s.substr(n/2)) out(n);
s.pop_back(); s.pop_back();
}
assert(0);
return 0;
}
| a.cc: In function 'int main()':
a.cc:15:15: error: expected ';' before 's'
15 | s.pop_back() s.pop_back();
| ^~
| ;
|
s115978886 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
typedef long long ll;
template<typename T>
void out(T x) { cout << x << endl; exit(0); }
#define watch(x) cout << (#x) << " is " << (x) << endl
const int maxn = 1e6 + 5;
int main() {
ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
string s; cin>>s;
s.pop_back() s.pop_back();
while (1) {
int n = s.length();
if (s.substr(0,n/2) == s.substr(n/2)) out(n);
s.pop_back() s.pop_back();
}
assert(0);
return 0;
}
| a.cc: In function 'int main()':
a.cc:15:15: error: expected ';' before 's'
15 | s.pop_back() s.pop_back();
| ^~
| ;
a.cc:19:17: error: expected ';' before 's'
19 | s.pop_back() s.pop_back();
| ^~
| ;
|
s763977265 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
typedef long long ll;
template<typename T>
void out(T x) { cout << x << endl; exit(0); }
#define watch(x) cout << (#x) << " is " << (x) << endl
const int maxn = 1e6 + 5;
int main() {
ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
stirng s; cin>>s;
s.pop_back() s.pop_back();
while (1) {
int n = s.length();
if (s.substr(0,n/2) == s.substr(n/2)) out(n);
s.pop_back() s.pop_back();
}
assert(0);
return 0;
}
| a.cc: In function 'int main()':
a.cc:14:3: error: 'stirng' was not declared in this scope
14 | stirng s; cin>>s;
| ^~~~~~
a.cc:14:18: error: 's' was not declared in this scope
14 | stirng s; cin>>s;
| ^
|
s154005042 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main(){
string s;
cin >> s;
for(int i=1;i<=s.length();i++){
if(s.length()%2==0){
string str = s.substr(0,s.length()/2-1-(i-1));
if(equal(str.begin(), str.end(), s.substr(s.length()/2,s.length()/2-1-(i-1)))){
cout << s.length()-i;
break;
}
}
}
}
| In file included from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'static bool std::__equal<_BoolType>::equal(_II1, _II1, _II2) [with _II1 = char*; _II2 = std::__cxx11::basic_string<char>; bool _BoolType = false]':
/usr/include/c++/14/bits/stl_algobase.h:1245:43: required from 'bool std::__equal_aux1(_II1, _II1, _II2) [with _II1 = char*; _II2 = __cxx11::basic_string<char>]'
1245 | return std::__equal<__simple>::equal(__first1, __last1, __first2);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:1253:31: required from 'bool std::__equal_aux(_II1, _II1, _II2) [with _II1 = __gnu_cxx::__normal_iterator<char*, __cxx11::basic_string<char> >; _II2 = __cxx11::basic_string<char>]'
1253 | return std::__equal_aux1(std::__niter_base(__first1),
| ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1254 | std::__niter_base(__last1),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~
1255 | std::__niter_base(__first2));
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:1592:30: required from 'bool std::equal(_II1, _II1, _II2) [with _II1 = __gnu_cxx::__normal_iterator<char*, __cxx11::basic_string<char> >; _II2 = __cxx11::basic_string<char>]'
1592 | return std::__equal_aux(__first1, __last1, __first2);
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:10:15: required from here
10 | if(equal(str.begin(), str.end(), s.substr(s.length()/2,s.length()/2-1-(i-1)))){
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:1195:58: error: no match for 'operator++' (operand type is 'std::__cxx11::basic_string<char>')
1195 | for (; __first1 != __last1; ++__first1, (void) ++__first2)
| ^~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:1196:32: error: no match for 'operator*' (operand type is 'std::__cxx11::basic_string<char>')
1196 | if (!(*__first1 == *__first2))
| ^~~~~~~~~
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:400:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator*(const complex<_Tp>&, const complex<_Tp>&)'
400 | operator*(const complex<_Tp>& __x, const complex<_Tp>& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:400:5: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/complex:409:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator*(const complex<_Tp>&, const _Tp&)'
409 | operator*(const complex<_Tp>& __x, const _Tp& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:409:5: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/complex:418:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator*(const _Tp&, const complex<_Tp>&)'
418 | operator*(const _Tp& __x, const complex<_Tp>& __y)
| ^~~~~~~~
/usr/include/c++/14/complex:418:5: note: candidate expects 2 arguments, 1 provided
In file included from /usr/include/c++/14/valarray:605,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166:
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__multiplies, typename _Dom1::value_type>::result_type> std::operator*(const _Expr<_Dom1, typename _Dom1::value_type>&, const _Expr<_Dom2, typename _Dom2::value_type>&)'
407 | _DEFINE_EXPR_BINARY_OPERATOR(*, struct std::__multiplies)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__multiplies, typename _Dom1::value_type>::result_type> std::operator*(const _Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
407 | _DEFINE_EXPR_BINARY_OPERATOR(*, struct std::__multiplies)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__multiplies, typename _Dom1::value_type>::result_type> std::operator*(const typename _Dom::value_type&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
407 | _DEFINE_EXPR_BINARY_OPERATOR(*, struct std::__multiplies)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__multiplies, typename _Dom1::value_type>::result_type> std::operator*(const _Expr<_Dom1, typename _Dom1::value_type>&, const valarray<typename _Dom::value_type>&)'
407 | _DEFINE_EXPR_BINARY_OPERATOR(*, struct std::__multiplies)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__multiplies, typename _Dom1::value_type>::result_type> std::operator*(const valarray<typename _Dom::value_type>&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
407 | _DEFINE_EXPR_BINARY_OPERATOR(*, struct std::__multiplies)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:407:5: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/valarray:1198:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__multiplies, _Tp>::result_type> std::operator*(const valarray<_Tp>&, const valarray<_Tp>&)'
1198 | _DEFINE_BINARY_OPERATOR(*, __multiplies)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1198:1: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/valarray:1198:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__multiplies, _Tp>::result_type> std::operator*(const valarray<_Tp>&, const typename valarray<_Tp>::value_type&)'
1198 | _DEFINE_BINARY_OPERATOR(*, __multiplies)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1198:1: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/valarray:1198:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__multiplies, _Tp>::result_type> std::operator*(const typename valarray<_Tp>::value_type&, const valarray<_Tp>&)'
1198 | _DEFINE_BINARY_OPERATOR(*, __multiplies)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1198:1: note: candidate expects 2 arguments, 1 provided
|
s094873440 | p03672 | C++ | #include<stdio .h>
#include<string .h>
int main ()
{
char str [222];
scanf ("%s", str ) ;
int n= strlen (str ) ;
for (int i=n -2; i; i -=2)
{
if( strncmp (str , str +i/2 , i/2) ==0)
{
printf ("%d\n" ,i) ;
return 0;
}
}
return 0;
}
| a.cc:1:9: fatal error: stdio .h: No such file or directory
1 | #include<stdio .h>
| ^~~~~~~~~~
compilation terminated.
|
s155577606 | p03672 | C | # include < stdio .h >
# include < string .h >
int main ()
{
char str [222];
scanf ("%s", str ) ;
int n= strlen (str ) ;
for (int i=n -2; i; i -=2)
{
if( strncmp (str , str +i/2 , i/2) ==0)
{
printf ("%d\n" ,i) ;
return 0;
}
}
return 0;
} | main.c:1:11: fatal error: stdio .h : No such file or directory
1 | # include < stdio .h >
| ^~~~~~~~~~~~
compilation terminated.
|
s418247904 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string a;
cin>>a;
for(int i=1;i<=a.length()/2;i++){
a.pop_back();a.pop_back();
for(int j=0;j<a.length()/2;j++){
if(a.at(i)!=a.at(i+a.length()/2))break;
else{cout<<i*2<<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() {
| ^
|
s261006350 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string a;
cin>>a;
for(int i=1;i<=a.length()/2;i++){
a.pop_back();a.pop_back();
for(int j=0;j<a.length()/2;j++){
if(a.at(i)!=a.at(i+a.length()/2))break;}
else{cout<<i*2<<endl;}
}
| a.cc: In function 'int main()':
a.cc:13:5: error: 'else' without a previous 'if'
13 | else{cout<<i*2<<endl;}
| ^~~~
a.cc:14:2: error: expected '}' at end of input
14 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s964177387 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string a;
cin>>a;
for(int i=1;i<=a.length()/2;i++;){
a.pop_back();a.pop_back();
for(int j=0;j<a.length()/2;j++){
if(a.at(i)!=a.at(i+a.length()/2))break;}
else{cout<<i*2<<endl;}
}
| a.cc: In function 'int main()':
a.cc:9:34: error: expected ')' before ';' token
9 | for(int i=1;i<=a.length()/2;i++;){
| ~ ^
| )
a.cc:9:35: error: expected primary-expression before ')' token
9 | for(int i=1;i<=a.length()/2;i++;){
| ^
a.cc:14:2: error: expected '}' at end of input
14 | }
| ^
a.cc:4:12: note: to match this '{'
4 | int main() {
| ^
|
s278530287 | p03672 | Java | import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
char[] c = sc.next().toCharArray();
int N = c.length;
boolean b = true;
boolean dame = false;
int ans ;
for(int i = 2;i<N;i+=2)
{
dame = false;
for(int k = 0;k<(N-i)/2;k++)
{
if(c[k]!=c[k+(N-i)/2])
{
dame=true;
break;
}
}
if(!dame) ans = N-i;
}
System.out.println(ans);
}
} | Main.java:23: error: variable ans might not have been initialized
System.out.println(ans);
^
1 error
|
s554192218 | p03672 | Java | import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
char[] c = sc.next().toCharArray();
boolean b = true;
boolean dame = false;
int ans ;
for(int i = 2;i<N;i+=2)
{
dame = false;
for(int k = 0;k<(N-i)/2;k++)
{
if(c[k]!=c[k+(N-i)/2])
{
dame=true;
break;
}
}
if(!dame) ans = N-i;
}
System.out.println(ans);
}
} | Main.java:9: error: cannot find symbol
for(int i = 2;i<N;i+=2)
^
symbol: variable N
location: class Main
Main.java:12: error: cannot find symbol
for(int k = 0;k<(N-i)/2;k++)
^
symbol: variable N
location: class Main
Main.java:14: error: cannot find symbol
if(c[k]!=c[k+(N-i)/2])
^
symbol: variable N
location: class Main
Main.java:20: error: cannot find symbol
if(!dame) ans = N-i;
^
symbol: variable N
location: class Main
4 errors
|
s002723477 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int main()
{
string s;
cin>>s;
int frr[28]={0};
int arr[28]={0};
for(int i=0;i<s.size();i++)
{
frr[s[i]-'a']++;
}
for(int i=s.size()-1;i>=0;i--)
{
frr[s[i]-'a']--;
arr[s[i]-'a']++;
int counter=0;
for(int i=0;i<28;i++)
{
if(frr[i]%2==1)
{
counter++;
break;
}
}
if(counter==0&&i%2==0)
{
int flag=0;
for(int i=0;i<28;i++)
{
if(arr[i]%2==1)
{
flag++;
break;
}
}
if(flag==0)
{
cout<<max(i,s.size()-i)<<endl;
return 0;
}
}
}
}
| a.cc: In function 'int main()':
a.cc:40:26: error: no matching function for call to 'max(int&, std::__cxx11::basic_string<char>::size_type)'
40 | cout<<max(i,s.size()-i)<<endl;
| ~~~^~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
257 | max(const _Tp& __a, const _Tp& __b)
| ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: template argument deduction/substitution failed:
a.cc:40:26: note: deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
40 | cout<<max(i,s.size()-i)<<endl;
| ~~~^~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
303 | max(const _Tp& __a, const _Tp& __b, _Compare __comp)
| ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
5706 | max(initializer_list<_Tp> __l)
| ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
5716 | max(initializer_list<_Tp> __l, _Compare __comp)
| ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: template argument deduction/substitution failed:
a.cc:40:26: note: mismatched types 'std::initializer_list<_Tp>' and 'int'
40 | cout<<max(i,s.size()-i)<<endl;
| ~~~^~~~~~~~~~~~~~
|
s731977750 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
signed main(){
string a,b,c;
int b;
cin>>a;
for(int i=0;i<a.size();i++){
if((a.size()-i)%2==0){
for(int j=0;j<(a.size()-i)/2;j++){
b+=a[j];
}
for(int j=(a.size()-i)/2;j<a.size()-i;j++){
c+=a[j];
}
if(b==c){
d=b.size();
break;
}
string b,c;
}
}
cout<<d<<"\n";
} | a.cc: In function 'int main()':
a.cc:5:7: error: conflicting declaration 'int b'
5 | int b;
| ^
a.cc:4:12: note: previous declaration as 'std::string b'
4 | string a,b,c;
| ^
a.cc:16:9: error: 'd' was not declared in this scope
16 | d=b.size();
| ^
a.cc:22:9: error: 'd' was not declared in this scope
22 | cout<<d<<"\n";
| ^
|
s796120620 | p03672 | Java | import org.assertj.core.util.Strings;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println(execute(sc.nextLine()));
}
public static int execute(String base) {
EvenString evenString = new EvenString(base);
do{
evenString.cut();
}while (!evenString.isEvenString());
return evenString.length();
}
public static List<String> splitByLength(String s, int length) {
List<String> list = new ArrayList<>();
if (!Strings.isNullOrEmpty(s)) {
Matcher m = Pattern.compile("[\\s\\S]{1," + length + "}").matcher(s);
while (m.find()) {
list.add(m.group());
}
}
return list;
}
private static class EvenString {
String base;
String first;
String second;
public EvenString(String base){
this.split(base);
}
private void split(String base){
this.base = base;
int length = base.length() / 2;
List<String> separated = splitByLength(base,length);
this.first = separated.get(0);
this.second = separated.get(1);
}
public boolean isEvenString(){
return first.equals(second);
}
public int length(){
return base.length();
}
public void cut() {
String newBase = base.substring(0,base.length()-2);
this.split(newBase);
}
}
}
| Main.java:1: error: package org.assertj.core.util does not exist
import org.assertj.core.util.Strings;
^
Main.java:28: error: cannot find symbol
if (!Strings.isNullOrEmpty(s)) {
^
symbol: variable Strings
location: class Main
2 errors
|
s285774172 | p03672 | C++ | # include < stdio .h >
# include < string .h >
int main () {
char str [222];
scanf ("%s", str ) ;
int n= strlen (str ) ;
for (int i=n -2; i; i -=2) {
if( strncmp (str , str +i/2 , i/2) ==0) {
printf ("%d\n" ,i) ;
return 0;
}
}
return 0;
} | a.cc:1:11: fatal error: stdio .h : No such file or directory
1 | # include < stdio .h >
| ^~~~~~~~~~~~
compilation terminated.
|
s401578884 | p03672 | C++ | #include<bits/stdc++.h>
3
4 int main () {
5 char str [222];
6 scanf ("%s", str ) ;
7 int n= strlen (str ) ;
8 for (int i=n -2; i; i -=2) {
9 if( strncmp (str , str +i/2 , i/2) ==0) {
10 printf ("%d\n" ,i) ;
11 return 0;
12 }
13 }
14 return 0;
15 } | a.cc:2:1: error: expected unqualified-id before numeric constant
2 | 3
| ^
|
s756067757 | p03672 | C++ | # include < stdio .h >
# include < string .h >
int main () {
char str [222];
scanf ("%s", str ) ;
int n= strlen (str) ;
for (int i=n -2; i; i -=2) {
if( strncmp (str , str +i/2 , i/2) ==0) {
printf ("%d\n" ,i) ;
return 0;
}
}
return 0;
} | a.cc:1:11: fatal error: stdio .h : No such file or directory
1 | # include < stdio .h >
| ^~~~~~~~~~~~
compilation terminated.
|
s209211860 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int isEvenstr(string s){
if(s.size()%2!=0)return 0;
if(s.substr(0,s.size()/2)+s.substr(0,s.size()/2)==s)return 1;
return 0;
}
int main(){
string s;
cin>>s;
for(i=s.size();0<i;i--){
if(isEvenstr(s.substr(0,i))==1){
cout<<i;
return 0;
}
}
} | a.cc: In function 'int main()':
a.cc:13:7: error: 'i' was not declared in this scope
13 | for(i=s.size();0<i;i--){
| ^
|
s115636926 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
int isEvenstr(string s){
if(s.size()%2!=0)return 0;
if(s.substr(0,s.size/2)+s.substr(0,s.size/2)==s)return 1;
return 0;
}
int main(){
string s;
cin>>s;
for(i=s.size;0<i;i--){
if(isEvenstr(s.substr(0,i))==1){
cout<<i;
return 0;
}
}
} | a.cc: In function 'int isEvenstr(std::string)':
a.cc:6:19: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
6 | if(s.substr(0,s.size/2)+s.substr(0,s.size/2)==s)return 1;
| ~~^~~~
| ()
a.cc:6:40: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
6 | if(s.substr(0,s.size/2)+s.substr(0,s.size/2)==s)return 1;
| ~~^~~~
| ()
a.cc: In function 'int main()':
a.cc:13:7: error: 'i' was not declared in this scope
13 | for(i=s.size;0<i;i--){
| ^
|
s842124057 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
main(){
string s;
cin>>s;
int n=s.size();
int ans=0;
for(int i=0;i<n;++i){
int len=n-i;
if(len%2!=0)continue;
int half=len/2;
string ss=s.substr(0,half);
string tt=s.substr(half,falf);
if(ss==tt){
cout<<ss.size()<<endl;
return 0;
}
}
cout<<0<<endl;
} | a.cc:3:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
3 | main(){
| ^~~~
a.cc: In function 'int main()':
a.cc:13:29: error: 'falf' was not declared in this scope; did you mean 'half'?
13 | string tt=s.substr(half,falf);
| ^~~~
| half
|
s695193743 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#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())
#define fi first
#define se second
#define co(a) cout<<a<<endl
#define sz size()
#define bgn begin()
#define en end()
#define pb(a) push_back(a)
#define pp() pop_back()
#define V vector
#define P pair
#define V2(a,b,c) V<V<int>> a(b,V<int>(c))
#define V2a(a,b,c,d) V<V<int>> a(b,V<int>(c,d))
#define incin(a) int a; cin>>a
#define yuko(a) setprecision(a)
#define uni(a) a.erase(unique(a.begin(),a.end()),a.end())
#define pri priority_queue
#define syo <int,V<int>
#define ff fi.fi
#define fs fi.se
#define sf se.fi
#define ss se.se
#define all(a) (a).begin(),(a).end()
#define Pi P<int,int>
#define elif else if
//#define min min<int>
//#define max max<int>
int low(V<int> a,int b){
decltype(a)::iterator c=lower_bound(a.begin(),a.end(),b);
int d=c-a.bgn;
return d;
}
int upp(V<int> a,int b){
decltype(a)::iterator c=upper_bound(a.begin(),a.end(),b);
int d=c-a.bgn;
return d;
}
template<class T>
void cou(vector<vector<T>> a){
int b=a.size();
int c=a[0].size();
fo(i,b){
fo(j,c){
cout<<a[i][j];
if(j==c-1)
cout<<endl;
else
cout<<' ';
}
}
}
/*template<>
void cou(vector<vector<char>> a){
int b=a.size();
int c=a[0].size();
fo(i,b){
fo(j,c){
cout<<a[i][j];
if(j==c-1)
cout<<endl;
else
cout<<' ';
}
}
}*/
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){
if(a%b==0)
return b;
return gcm(b,a%b);
}
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;
}
struct Union{
vector<int> par;
Union(int a){
par= vector<int>(a,-1);
}
int find(int a){
if(par[a]<0)
return a;
else
return par[a]=find(par[a]);
}
bool same(int a,int b){
return find(a)==find(b);
}
int Size(int a){
return -par[find(a)];
}
void unite(int a,int b){
a=find(a);
b=find(b);
if(a==b)
return;
if(Size(b)>Size(a))
swap<int>(a,b);
par[a]+=par[b];
par[b]=a;
}
};
int ketas(int a){
string b=to_string(a);
int c=0;
fo(i,keta(a)){
c+=b[i]-'0';
}
return c;
}
/*int gcm(int a,int b){
if(b==0)
return a;
return gcm(b,a%b);
}*/
int lcm(int a,int b){
return a/gcm(a,b)*b;
}
/*struct aa{
vector<int> gt;
aa(int n){
gt= vector<int>(n, 1);
}
void c(V<int> d,int b){
if(d[b]==0){
gt[d[b]-1]++;
gt[gt.sz-1]++;
}
else{
gt[d[b]-1]++;
c(d,d[d[b]]-1);
}
}
void cok(int a){
cout<<gt[a-1]<<endl;
fo(i,a-1)
cout<<gt[i]<<endl;
}
};
*/
/*struct dfs(){
}*/
bool fe(int a,int b){
a%=10;
b%=10;
if(a==0)
a=10;
if(b==0)
b=10;
if(a>b)
return true;
else
return false;
}
int INF=1000000007;
struct edge{int s,t,d; };
V<int> mojisyu(string a){
V<int> b(26,0);
fo(i,a.sz){
b[a[i]-'a']++;
}
return b;
}
int wa2(int a){
if(a%2==1)
return a/2;
return a/2-1;
}
/*signed main(){
int a,b,c;
cin>>a>>b>>c;
V<V<edge>> d(a);
fo(i,b){
edge e;
cin>>e.s>>e.t>>e.d;
d[e.s].pb(e);
}
V<int> e(a,INF);
e[c]=0;
priority_queue<P<int,int>,V<P<int,int>>,greater<P<int,int>>> f;
f.push({0,c});
int h=INF;
while(!f.empty()){
P<int,int> g;
g=f.top();
f.pop();
int v = g.second, i = g.first;
for(edge l : d[v]){
if(e[l.t] > i + l.d){
e[l.t] = i + l.d;
f.push({i+l.d , l.t});
}
}
}
fo(i,a){
if(e[i]==INF)
cout<<"INF"<<endl;
else
cout<<e[i]<<endl;
}
}
?*/
signed main(){
string a,b,c;
cin>>a;
int d=2;
fo(i,a.sz){
a.back();
if(a.sz%2==1)
continue;
b=a.substr(a.bgn,a.sz/2);
c=a.substr(a.bgn+a.sz/2);
if(b==c){
d=a.sz;
break;
}
}
cout<<d<<endl;
} | a.cc: In function 'int main()':
a.cc:260:11: warning: ignoring return value of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::reference std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::back() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; reference = char&]', declared with attribute 'nodiscard' [-Wunused-result]
260 | a.back();
| ~~~~~~^~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1350:7: note: declared here
1350 | back() noexcept
| ^~~~
a.cc:12:18: error: cannot convert 'std::__cxx11::basic_string<char>::iterator' to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'}
12 | #define bgn begin()
| ^
| |
| std::__cxx11::basic_string<char>::iterator
a.cc:263:18: note: in expansion of macro 'bgn'
263 | b=a.substr(a.bgn,a.sz/2);
| ^~~
/usr/include/c++/14/bits/basic_string.h:3208:24: note: initializing argument 1 of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::substr(size_type, size_type) const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
3208 | substr(size_type __pos = 0, size_type __n = npos) const
| ~~~~~~~~~~^~~~~~~~~
a.cc:264:21: error: cannot convert '__gnu_cxx::__normal_iterator<char*, std::__cxx11::basic_string<char> >' to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'}
264 | c=a.substr(a.bgn+a.sz/2);
| ~~~~~^~~~~~~
| |
| __gnu_cxx::__normal_iterator<char*, std::__cxx11::basic_string<char> >
/usr/include/c++/14/bits/basic_string.h:3208:24: note: initializing argument 1 of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::substr(size_type, size_type) const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
3208 | substr(size_type __pos = 0, size_type __n = npos) const
| ~~~~~~~~~~^~~~~~~~~
|
s969356068 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#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())
#define fi first
#define se second
#define co(a) cout<<a<<endl
#define sz size()
#define bgn begin()
#define en end()
#define pb(a) push_back(a)
#define pp() pop_back()
#define V vector
#define P pair
#define V2(a,b,c) V<V<int>> a(b,V<int>(c))
#define V2a(a,b,c,d) V<V<int>> a(b,V<int>(c,d))
#define incin(a) int a; cin>>a
#define yuko(a) setprecision(a)
#define uni(a) a.erase(unique(a.begin(),a.end()),a.end())
#define pri priority_queue
#define syo <int,V<int>
#define ff fi.fi
#define fs fi.se
#define sf se.fi
#define ss se.se
#define all(a) (a).begin(),(a).end()
#define Pi P<int,int>
#define elif else if
//#define min min<int>
//#define max max<int>
int low(V<int> a,int b){
decltype(a)::iterator c=lower_bound(a.begin(),a.end(),b);
int d=c-a.bgn;
return d;
}
int upp(V<int> a,int b){
decltype(a)::iterator c=upper_bound(a.begin(),a.end(),b);
int d=c-a.bgn;
return d;
}
template<class T>
void cou(vector<vector<T>> a){
int b=a.size();
int c=a[0].size();
fo(i,b){
fo(j,c){
cout<<a[i][j];
if(j==c-1)
cout<<endl;
else
cout<<' ';
}
}
}
/*template<>
void cou(vector<vector<char>> a){
int b=a.size();
int c=a[0].size();
fo(i,b){
fo(j,c){
cout<<a[i][j];
if(j==c-1)
cout<<endl;
else
cout<<' ';
}
}
}*/
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){
if(a%b==0)
return b;
return gcm(b,a%b);
}
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;
}
struct Union{
vector<int> par;
Union(int a){
par= vector<int>(a,-1);
}
int find(int a){
if(par[a]<0)
return a;
else
return par[a]=find(par[a]);
}
bool same(int a,int b){
return find(a)==find(b);
}
int Size(int a){
return -par[find(a)];
}
void unite(int a,int b){
a=find(a);
b=find(b);
if(a==b)
return;
if(Size(b)>Size(a))
swap<int>(a,b);
par[a]+=par[b];
par[b]=a;
}
};
int ketas(int a){
string b=to_string(a);
int c=0;
fo(i,keta(a)){
c+=b[i]-'0';
}
return c;
}
/*int gcm(int a,int b){
if(b==0)
return a;
return gcm(b,a%b);
}*/
int lcm(int a,int b){
return a/gcm(a,b)*b;
}
/*struct aa{
vector<int> gt;
aa(int n){
gt= vector<int>(n, 1);
}
void c(V<int> d,int b){
if(d[b]==0){
gt[d[b]-1]++;
gt[gt.sz-1]++;
}
else{
gt[d[b]-1]++;
c(d,d[d[b]]-1);
}
}
void cok(int a){
cout<<gt[a-1]<<endl;
fo(i,a-1)
cout<<gt[i]<<endl;
}
};
*/
/*struct dfs(){
}*/
bool fe(int a,int b){
a%=10;
b%=10;
if(a==0)
a=10;
if(b==0)
b=10;
if(a>b)
return true;
else
return false;
}
int INF=1000000007;
struct edge{int s,t,d; };
V<int> mojisyu(string a){
V<int> b(26,0);
fo(i,a.sz){
b[a[i]-'a']++;
}
return b;
}
int wa2(int a){
if(a%2==1)
return a/2;
return a/2-1;
}
/*signed main(){
int a,b,c;
cin>>a>>b>>c;
V<V<edge>> d(a);
fo(i,b){
edge e;
cin>>e.s>>e.t>>e.d;
d[e.s].pb(e);
}
V<int> e(a,INF);
e[c]=0;
priority_queue<P<int,int>,V<P<int,int>>,greater<P<int,int>>> f;
f.push({0,c});
int h=INF;
while(!f.empty()){
P<int,int> g;
g=f.top();
f.pop();
int v = g.second, i = g.first;
for(edge l : d[v]){
if(e[l.t] > i + l.d){
e[l.t] = i + l.d;
f.push({i+l.d , l.t});
}
}
}
fo(i,a){
if(e[i]==INF)
cout<<"INF"<<endl;
else
cout<<e[i]<<endl;
}
}
?*/
signed main(){
string a,b,c;
cin>>a;
int d=2;
fo(i,a.sz){
a.back();
if(a%2==1)
continue;
b=a.substr(a.bgn,a.sz/2);
c=a.substr(a.bgn+a.sz/2);
if(b==c){
d=a.sz;
break;
}
}
cout<<d<<endl;
} | a.cc: In function 'int main()':
a.cc:260:11: warning: ignoring return value of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::reference std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::back() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; reference = char&]', declared with attribute 'nodiscard' [-Wunused-result]
260 | a.back();
| ~~~~~~^~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1350:7: note: declared here
1350 | back() noexcept
| ^~~~
a.cc:261:9: error: no match for 'operator%' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
261 | if(a%2==1)
| ~^~
| | |
| | int
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/valarray:605,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166:
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const _Expr<_Dom2, typename _Dom2::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
261 | if(a%2==1)
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
261 | if(a%2==1)
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const typename _Dom::value_type&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
261 | if(a%2==1)
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const valarray<typename _Dom::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
261 | if(a%2==1)
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const valarray<typename _Dom::value_type>&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
261 | if(a%2==1)
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const valarray<_Tp>&, const valarray<_Tp>&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::valarray<_Tp>'
261 | if(a%2==1)
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const valarray<_Tp>&, const typename valarray<_Tp>::value_type&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::valarray<_Tp>'
261 | if(a%2==1)
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const typename valarray<_Tp>::value_type&, const valarray<_Tp>&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:261:10: note: mismatched types 'const std::valarray<_Tp>' and 'int'
261 | if(a%2==1)
| ^
a.cc:12:18: error: cannot convert 'std::__cxx11::basic_string<char>::iterator' to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'}
12 | #define bgn begin()
| ^
| |
| std::__cxx11::basic_string<char>::iterator
a.cc:263:18: note: in expansion of macro 'bgn'
263 | b=a.substr(a.bgn,a.sz/2);
| ^~~
/usr/include/c++/14/bits/basic_string.h:3208:24: note: initializing argument 1 of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::substr(size_type, size_type) const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
3208 | substr(size_type __pos = 0, size_type __n = npos) const
| ~~~~~~~~~~^~~~~~~~~
a.cc:264:21: error: cannot convert '__gnu_cxx::__normal_iterator<char*, std::__cxx11::basic_string<char> >' to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'}
264 | c=a.substr(a.bgn+a.sz/2);
| ~~~~~^~~~~~~
| |
| __gnu_cxx::__normal_iterator<char*, std::__cxx11::basic_string<char> >
/usr/include/c++/14/bits/basic_string.h:3208:24: note: initializing argument 1 of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::substr(size_type, size_type) const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
3208 | substr(size_type __pos = 0, size_type __n = npos) const
| ~~~~~~~~~~^~~~~~~~~
|
s396312846 | p03672 | C++ | #include<bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#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())
#define fi first
#define se second
#define co(a) cout<<a<<endl
#define sz size()
#define bgn begin()
#define en end()
#define pb(a) push_back(a)
#define pp() pop_back()
#define V vector
#define P pair
#define V2(a,b,c) V<V<int>> a(b,V<int>(c))
#define V2a(a,b,c,d) V<V<int>> a(b,V<int>(c,d))
#define incin(a) int a; cin>>a
#define yuko(a) setprecision(a)
#define uni(a) a.erase(unique(a.begin(),a.end()),a.end())
#define pri priority_queue
#define syo <int,V<int>
#define ff fi.fi
#define fs fi.se
#define sf se.fi
#define ss se.se
#define all(a) (a).begin(),(a).end()
#define Pi P<int,int>
#define elif else if
//#define min min<int>
//#define max max<int>
int low(V<int> a,int b){
decltype(a)::iterator c=lower_bound(a.begin(),a.end(),b);
int d=c-a.bgn;
return d;
}
int upp(V<int> a,int b){
decltype(a)::iterator c=upper_bound(a.begin(),a.end(),b);
int d=c-a.bgn;
return d;
}
template<class T>
void cou(vector<vector<T>> a){
int b=a.size();
int c=a[0].size();
fo(i,b){
fo(j,c){
cout<<a[i][j];
if(j==c-1)
cout<<endl;
else
cout<<' ';
}
}
}
/*template<>
void cou(vector<vector<char>> a){
int b=a.size();
int c=a[0].size();
fo(i,b){
fo(j,c){
cout<<a[i][j];
if(j==c-1)
cout<<endl;
else
cout<<' ';
}
}
}*/
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){
if(a%b==0)
return b;
return gcm(b,a%b);
}
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;
}
struct Union{
vector<int> par;
Union(int a){
par= vector<int>(a,-1);
}
int find(int a){
if(par[a]<0)
return a;
else
return par[a]=find(par[a]);
}
bool same(int a,int b){
return find(a)==find(b);
}
int Size(int a){
return -par[find(a)];
}
void unite(int a,int b){
a=find(a);
b=find(b);
if(a==b)
return;
if(Size(b)>Size(a))
swap<int>(a,b);
par[a]+=par[b];
par[b]=a;
}
};
int ketas(int a){
string b=to_string(a);
int c=0;
fo(i,keta(a)){
c+=b[i]-'0';
}
return c;
}
/*int gcm(int a,int b){
if(b==0)
return a;
return gcm(b,a%b);
}*/
int lcm(int a,int b){
return a/gcm(a,b)*b;
}
/*struct aa{
vector<int> gt;
aa(int n){
gt= vector<int>(n, 1);
}
void c(V<int> d,int b){
if(d[b]==0){
gt[d[b]-1]++;
gt[gt.sz-1]++;
}
else{
gt[d[b]-1]++;
c(d,d[d[b]]-1);
}
}
void cok(int a){
cout<<gt[a-1]<<endl;
fo(i,a-1)
cout<<gt[i]<<endl;
}
};
*/
/*struct dfs(){
}*/
bool fe(int a,int b){
a%=10;
b%=10;
if(a==0)
a=10;
if(b==0)
b=10;
if(a>b)
return true;
else
return false;
}
int INF=1000000007;
struct edge{int s,t,d; };
V<int> mojisyu(string a){
V<int> b(26,0);
fo(i,a.sz){
b[a[i]-'a']++;
}
return b;
}
int wa2(int a){
if(a%2==1)
return a/2;
return a/2-1;
}
/*signed main(){
int a,b,c;
cin>>a>>b>>c;
V<V<edge>> d(a);
fo(i,b){
edge e;
cin>>e.s>>e.t>>e.d;
d[e.s].pb(e);
}
V<int> e(a,INF);
e[c]=0;
priority_queue<P<int,int>,V<P<int,int>>,greater<P<int,int>>> f;
f.push({0,c});
int h=INF;
while(!f.empty()){
P<int,int> g;
g=f.top();
f.pop();
int v = g.second, i = g.first;
for(edge l : d[v]){
if(e[l.t] > i + l.d){
e[l.t] = i + l.d;
f.push({i+l.d , l.t});
}
}
}
fo(i,a){
if(e[i]==INF)
cout<<"INF"<<endl;
else
cout<<e[i]<<endl;
}
}
?*/
signed main(){
string a,b,c;
cin>>a;
int d=2;
fo(i,a.sz){
a.back();
if(a%2)
continue;
b=a.substr(a.bgn,a.sz/2);
c=a.substr(a.bgn+a.sz/2);
if(b==c){
d=a.sz;
break;
}
}
cout<<d<<endl;
} | a.cc: In function 'int main()':
a.cc:260:11: warning: ignoring return value of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::reference std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::back() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; reference = char&]', declared with attribute 'nodiscard' [-Wunused-result]
260 | a.back();
| ~~~~~~^~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1350:7: note: declared here
1350 | back() noexcept
| ^~~~
a.cc:261:9: error: no match for 'operator%' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
261 | if(a%2)
| ~^~
| | |
| | int
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/valarray:605,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166:
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const _Expr<_Dom2, typename _Dom2::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
261 | if(a%2)
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
261 | if(a%2)
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const typename _Dom::value_type&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
261 | if(a%2)
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const _Expr<_Dom1, typename _Dom1::value_type>&, const valarray<typename _Dom::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
261 | if(a%2)
| ^
/usr/include/c++/14/bits/valarray_after.h:409:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__modulus, typename _Dom1::value_type>::result_type> std::operator%(const valarray<typename _Dom::value_type>&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
409 | _DEFINE_EXPR_BINARY_OPERATOR(%, struct std::__modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:409:5: note: template argument deduction/substitution failed:
a.cc:261:10: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
261 | if(a%2)
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const valarray<_Tp>&, const valarray<_Tp>&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::valarray<_Tp>'
261 | if(a%2)
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const valarray<_Tp>&, const typename valarray<_Tp>::value_type&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:261:10: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::valarray<_Tp>'
261 | if(a%2)
| ^
/usr/include/c++/14/valarray:1200:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__modulus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__modulus, _Tp>::result_type> std::operator%(const typename valarray<_Tp>::value_type&, const valarray<_Tp>&)'
1200 | _DEFINE_BINARY_OPERATOR(%, __modulus)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1200:1: note: template argument deduction/substitution failed:
a.cc:261:10: note: mismatched types 'const std::valarray<_Tp>' and 'int'
261 | if(a%2)
| ^
a.cc:12:18: error: cannot convert 'std::__cxx11::basic_string<char>::iterator' to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'}
12 | #define bgn begin()
| ^
| |
| std::__cxx11::basic_string<char>::iterator
a.cc:263:18: note: in expansion of macro 'bgn'
263 | b=a.substr(a.bgn,a.sz/2);
| ^~~
/usr/include/c++/14/bits/basic_string.h:3208:24: note: initializing argument 1 of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::substr(size_type, size_type) const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
3208 | substr(size_type __pos = 0, size_type __n = npos) const
| ~~~~~~~~~~^~~~~~~~~
a.cc:264:21: error: cannot convert '__gnu_cxx::__normal_iterator<char*, std::__cxx11::basic_string<char> >' to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'}
264 | c=a.substr(a.bgn+a.sz/2);
| ~~~~~^~~~~~~
| |
| __gnu_cxx::__normal_iterator<char*, std::__cxx11::basic_string<char> >
/usr/include/c++/14/bits/basic_string.h:3208:24: note: initializing argument 1 of 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::substr(size_type, size_type) const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
3208 | substr(size_type __pos = 0, size_type __n = npos) const
| ~~~~~~~~~~^~~~~~~~~
|
s805253024 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string w;
cin >> w;
for (int i = w.size()-3; i >= 0; i-=2){
if(w[i] == w[(i/2)] ){
cout << i << endl;
}
return 0;
}
}
}
| a.cc:20:1: error: expected declaration before '}' token
20 | }
| ^
|
s707616314 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
int main() {
string w;
cin >> w;
for (int i = w.size()-2; i >= 0; i-=2){
if(w[i] == w[(i/2)] ){
cout << i << endl;
}
return 0;
}
}
} | a.cc:20:1: error: expected declaration before '}' token
20 | }
| ^
|
s269232723 | p03672 | Java | import java.util.Scanner;
public class Main{
public static void main(String[] args) {
Scanner kbd = new Scanner(System.in);
String s = sc.next();
int x = 0;
for(int i = s.length()-1 ; i>0 ; i--){
s = s.substring(0,i);
String s1 = s.substring(0,i/2);
String s2 = s.substring(i/2,i);
if(s1.epuals(s2)){
x = i;
break;
}
}
}
}
| Main.java:6: error: cannot find symbol
String s = sc.next();
^
symbol: variable sc
location: class Main
Main.java:15: error: cannot find symbol
if(s1.epuals(s2)){
^
symbol: method epuals(String)
location: variable s1 of type String
2 errors
|
s638165403 | p03672 | Java | import java.util.Scanner;
public class Main{
public static void main(String[] args) {
Scanner kbd = new Scanner(System.in);
String s = sc.next();
int x = 0;
for(int i = s.length()-1 ; i>0 ; i--){
s = s.substring(0,i);
String s1 = s.substring(0,i/2);
String s2 = s.substring(i/2,i);
if(s1.epuals(s2)){
x = i;
break;
}
}
}
}
| Main.java:6: error: cannot find symbol
String s = sc.next();
^
symbol: variable sc
location: class Main
Main.java:15: error: cannot find symbol
if(s1.epuals(s2)){
^
symbol: method epuals(String)
location: variable s1 of type String
2 errors
|
s598172246 | p03672 | C++ | #define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
typedef long long ll;
int main() {
string S;
cin >> S;
bool flag = true;
for (int i = 1; i < (S.length()-1); i++){
flag = true;
for (int j = 0; j < (S.length()-i); j++){
if ((S.length()-i) % 2 == 0){
for (int k = 0; k < ((S.length()-i) / 2); k++){
if (S[k] != S[((S.length()-i) / 2) + k]){
flag = false;
break;
}
}
}
if (flag){
cout << S.length()-i << endl;
break;
}
}
if (flag){
break;
}
}
if (flag == false) {
cout << 1 << endl;
}
}
| a.cc: In function 'int main()':
a.cc:5:5: error: 'string' was not declared in this scope
5 | string S;
| ^~~~~~
a.cc:6:5: error: 'cin' was not declared in this scope
6 | cin >> S;
| ^~~
a.cc:6:12: error: 'S' was not declared in this scope
6 | cin >> S;
| ^
a.cc:20:17: error: 'cout' was not declared in this scope
20 | cout << S.length()-i << endl;
| ^~~~
a.cc:20:41: error: 'endl' was not declared in this scope
20 | cout << S.length()-i << endl;
| ^~~~
a.cc:29:9: error: 'cout' was not declared in this scope
29 | cout << 1 << endl;
| ^~~~
a.cc:29:22: error: 'endl' was not declared in this scope
29 | cout << 1 << endl;
| ^~~~
|
s423013740 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
typedef long long ll;
int main() {
string S;
cin >> S;
for (int i = 1; i < (S.length()-1); i++){
bool flag = true;
for (int j = 0; j < (S.length()-i); j++){
if ((S.length()-i) % 2 == 0){
for (int k = 0; k < ((S.length()-i) / 2); k++){
if (S[k] != S[((S.length()-i) / 2) + k]){
flag = false;
break;
}
}
}
if (flag){
cout << S.length()-i << endl;
break;
}
}
if (flag){
break;
}
}
if (flag == false) {
cout << 1 << endl;
}
}
| a.cc: In function 'int main()':
a.cc:30:9: error: 'flag' was not declared in this scope
30 | if (flag == false) {
| ^~~~
|
s046820885 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
typedef long long ll;
int main() {
string S;
cin >> S;
for (int i = 1; i < (S.length()-1); i++){
bool flag = true;
for (int j = 0; j < (S.length()-i); j++){
if ((S.lenght()-i) % 2 == 0){
for (int k = 0; k < ((S.lenght()-i) / 2); k++){
if (S[k] != S[((S.lenght()-i) / 2) + k]){
flag = false;
break;
}
}
}
if (flag){
cout << S.lenght()-i << endl;
break;
}
}
if (flag){
break;
}
}
if (flag == false;) {
cout << 1 << endl;
}
}
| a.cc: In function 'int main()':
a.cc:13:20: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
13 | if ((S.lenght()-i) % 2 == 0){
| ^~~~~~
| length
a.cc:14:41: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
14 | for (int k = 0; k < ((S.lenght()-i) / 2); k++){
| ^~~~~~
| length
a.cc:15:39: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
15 | if (S[k] != S[((S.lenght()-i) / 2) + k]){
| ^~~~~~
| length
a.cc:22:27: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
22 | cout << S.lenght()-i << endl;
| ^~~~~~
| length
a.cc:30:9: error: 'flag' was not declared in this scope
30 | if (flag == false;) {
| ^~~~
a.cc:30:23: error: expected primary-expression before ')' token
30 | if (flag == false;) {
| ^
|
s378470750 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
typedef long long ll;
int main() {
string S;
cin >> S;
bool flag = true;
for (int i = 1; i < (S.length()-1); i++){
for (int j = 0; j < (S.length()-i), j++){
if ((S.lenght()-i) % 2 == 0){
for (int k = 0; k < ((S.lenght()-i) / 2; k++){
if (S[k] != S[(S.lenght()-i) / 2 + k]){
flag = false;
cout << S.lenght()-i << endl;
break;
}
}
}
if (flag == false){
break;
}
}
if (flag == false){
break;
}
}
if (flag) {
cout << 1 << endl;
}
}
| a.cc: In function 'int main()':
a.cc:12:48: error: expected ';' before ')' token
12 | for (int j = 0; j < (S.length()-i), j++){
| ^
| ;
a.cc:13:20: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
13 | if ((S.lenght()-i) % 2 == 0){
| ^~~~~~
| length
a.cc:14:41: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
14 | for (int k = 0; k < ((S.lenght()-i) / 2; k++){
| ^~~~~~
| length
a.cc:14:56: error: expected ')' before ';' token
14 | for (int k = 0; k < ((S.lenght()-i) / 2; k++){
| ~ ^
| )
a.cc:15:38: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
15 | if (S[k] != S[(S.lenght()-i) / 2 + k]){
| ^~~~~~
| length
a.cc:17:35: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
17 | cout << S.lenght()-i << endl;
| ^~~~~~
| length
|
s921512466 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
typedef long long ll;
int main() {
string S;
cin >> S;
bool flag = true;
for (int i = 1; i < S.length()-1; i++){
for (int j = 0; j < S.length()-i, j++){
if ((S.lenght()-i) % 2 == 0){
for (int k = 0; k < (S.lenght()-i) / 2; k++){
if (S[k] != S[(S.lenght()-i) / 2 + k]){
flag = false;
cout << S.lenght()-i << endl;
break;
}
}
}
if (flag == false){
break;
}
}
if (flag == false){
break;
}
}
if (flag) {
cout << 1 << endl;
}
}
| a.cc: In function 'int main()':
a.cc:12:46: error: expected ';' before ')' token
12 | for (int j = 0; j < S.length()-i, j++){
| ^
| ;
a.cc:13:20: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
13 | if ((S.lenght()-i) % 2 == 0){
| ^~~~~~
| length
a.cc:14:40: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
14 | for (int k = 0; k < (S.lenght()-i) / 2; k++){
| ^~~~~~
| length
a.cc:15:38: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
15 | if (S[k] != S[(S.lenght()-i) / 2 + k]){
| ^~~~~~
| length
a.cc:17:35: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenght'; did you mean 'length'?
17 | cout << S.lenght()-i << endl;
| ^~~~~~
| length
|
s987030603 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
bool func(string s) {
for(int i = 0;i < s.size() / 2;i++) {
if(s.at(i) != s.at(i + s.size() / 2)) {
return false;
}
}
return true;
}
int main() {
string s;
cin >> s;
while() {
s.pop_back();
s.pop_back();
if(func(s)) {
cout << s.size() << endl;
return 0;
}
}
} | a.cc: In function 'int main()':
a.cc:14:9: error: expected primary-expression before ')' token
14 | while() {
| ^
|
s540622854 | p03672 | C++ | #include <bits/stdc++.h>
using namespace std;
bool func(string s) {
for(int i = 0;i < n / 2;i++) {
if(s.at(i) != s.at(i + n / 2)) {
return false;
}
}
return true;
}
int main() {
string s;
cin >> s;
while() {
s.pop_back();
s.pop_back();
if(func(s)) {
cout << s.size() << endl;
return 0;
}
}
} | a.cc: In function 'bool func(std::string)':
a.cc:4:21: error: 'n' was not declared in this scope
4 | for(int i = 0;i < n / 2;i++) {
| ^
a.cc: In function 'int main()':
a.cc:14:9: error: expected primary-expression before ')' token
14 | while() {
| ^
|
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