Submission #267397

#	Time	Username	Problem	Language	Result	Execution time	Memory
267397		blue	Street Lamps (APIO19_street_lamps)	C++11	0 / 100	5036 ms	4184 KiB

street_lamps

#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;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20