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Submission #1031745

# Submission time Handle Problem Language Result Execution time Memory
1031745 2024-07-23T06:27:39 Z stdfloat Street Lamps (APIO19_street_lamps) C++17
20 / 100
 69 ms 10980 KB 
#include <bits/stdc++.h>
using namespace std;

using ll = long long;

int main() {
    ios::sync_with_stdio(false); cin.tie(nullptr);

    int n, q;
    string s;
    cin >> n >> q >> s;

    vector<int> cnt(n), l(n);
    for (int z = 1; z <= q; z++) {
        string t;
        cin >> t;

        if (t == "toggle") {
            int i;
            cin >> i; i--;

            if (s[i] == '0') s[i] = '1';
            else {
                cnt[i] += z - l[i];
                s[i] = '0';
            }

            l[i] = z;
        }
        else {
            int a, b;
            cin >> a >> b; a--; b--;

            cout << cnt[a] + (s[a] == '1' ? z - l[a] : 0) << '\n';
        }
    }
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 1292 KB Output is correct
2 Correct 46 ms 4696 KB Output is correct
3 Correct 47 ms 5200 KB Output is correct
4 Correct 58 ms 8936 KB Output is correct
5 Correct 57 ms 9464 KB Output is correct
6 Correct 51 ms 8676 KB Output is correct
7 Correct 64 ms 9680 KB Output is correct
8 Correct 69 ms 10980 KB Output is correct

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -