Submission #2115428

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Source Code Expand

#include <iostream>
#include <algorithm>
using namespace std;

int main(){
    string S, T;
    cin >> S >> T;
    int S_cumulative_sum[S.size() + 1];
    int T_cumulative_sum[T.size() + 1];
    S_cumulative_sum[0] = 0;
    T_cumulative_sum[0] = 0;
    for(int i = 0; i < S.size(); i++){
        S_cumulative_sum[i + 1] = S_cumulative_sum[i] + (S[i] == 'B') + 1;
    }
    for(int i = 0; i < T.size(); i++){
        T_cumulative_sum[i + 1] = T_cumulative_sum[i] + (T[i] == 'B') + 1;
    }
    int q;
    cin >> q;
    for(int i = 0; i < q; i++){
        int a, b, c, d;
        cin >> a >> b >> c >> d;
        if((S_cumulative_sum[b] - S_cumulative_sum[a - 1]) % 3 == (T_cumulative_sum[d] - T_cumulative_sum[c - 1]) % 3){
            cout << "YES" << endl;
        }else{
            cout << "NO" << endl;
        }
    }
}

Submission Info

Judge Result