제출 #166718

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
166718		Dilshod_Imomov	입자 가속기 (IZhO11_collider)	C++17	100 / 100	706 ms	4560 KiB

collider

    #include <bits/stdc++.h>
    #include <ext/rope>
    //#pragma GCC optimize("Ofast")
     
    #define fi first
    #define se second
    #define LL long long
     
    using namespace std;
     
    const int N = 1e6 + 7;
    const int mod = 1e9 + 7;
    const int B = 317;
     
    int n,m;
    string s;
    string f;
     
    int main()
    {
        ios_base::sync_with_stdio(0);
        cin.tie(0); cout.tie(0);
        //freopen( "input.txt" , "r" , stdin );
        //freopen( "output.txt" , "w" , stdout );
        //freopen( "collider.in" , "r" , stdin );
        //freopen( "collider.out" , "w" , stdout );
     
        cin >> n >> m >> s;
        for( int i = 0; i < n; i++ )f.push_back(s[i]);
        for( int i = 1; i <= m; i++ ){
            char c;
            cin >> c;
            if( c == 'a' ){
                int x,y;
                cin >> x >> y;
                x--,y--;
                string t = "";
                t = s[x];
                s.erase( x , 1 );
                s.insert( y , t );
            }
            else{
                int x;
                cin >> x;
                cout << s[x - 1] << "\n";
            }
        }
    }

• Subtask 1: 100 / 100