제출 #267397

#제출 시각아이디문제언어결과실행 시간메모리
267397blue가로등 (APIO19_street_lamps)C++11
0 / 100
5036 ms4184 KiB
#include <iostream>
#include <vector>
using namespace std;

int main()
{
    int n, q;
    cin >> n >> q;

    string S;
    cin >> S;

    bool on[n+1];
    for(int i = 1; i <= n; i++) on[i] = S[i-1] == '1';

    int A, B;

    vector<int> drive(n+1, 0);

    for(int i = 1; i <= q; i++)
    {
        for(int a = 1; a <= n; a++) if(on[a]) drive[a]++;

        cin >> S;
        if(S == "toggle")
        {
            cin >> A;
            on[A] = !on[A];
        }
        else
        {
            cin >> A >> B;
            cout << drive[A] << '\n';
        }
    }
    return 0;
}
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