제출 #821357

#제출 시각아이디문제언어결과실행 시간메모리
821357kebineEkoeko (COCI21_ekoeko)C++17
10 / 110
4 ms848 KiB
#include <bits/stdc++.h> #define ll long long #define longlonginf LONG_LONG_MAX using namespace std; ll n,m,x; ll l,r; string s; bool subtask1(){ for(int i = 0 ; i < n ; i++) if( s[i] != 'a' ) return 0; for(int i = n ; i < 2*n ; i++) if( s[i] != 'b' ) return 0; return 1; } void solve(){ cin>>n; cin>>s; if( subtask1() ){ n /= 2; cout<<n*n<<"\n"; return; } } int main(){ int T = 1; //cin>>T; for(int i = 1 ; i <= T ; i++){ solve(); } return 0; }
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