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Submission #869501

# Submission time Handle Problem Language Result Execution time Memory
869501 2023-11-04T14:23:59 Z tch1cherin Street Lamps (APIO19_street_lamps) C++17
20 / 100
 5000 ms 524288 KB 
#include <bits/stdc++.h>
using namespace std;

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  int N, Q;
  string S;
  cin >> N >> Q >> S;
  vector<string> states = {S};
  while (Q--) {
    string T;
    cin >> T;
    if (T == "toggle") {
      int P;
      cin >> P;
      P--;
      S[P] ^= 1;
    } else {
      int L, R;
      cin >> L >> R;
      L--, R--;
      int ans = 0;
      for (auto value : states) {
        ans += value.substr(L, R - L) == string(R - L, '1');
      }
      cout << ans << "\n";
    }
    states.push_back(S);
  }
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5025 ms 4448 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1372 KB Output is correct
2 Correct 13 ms 1368 KB Output is correct
3 Correct 26 ms 1364 KB Output is correct
4 Correct 44 ms 1388 KB Output is correct
5 Runtime error 1321 ms 524288 KB Execution killed with signal 9
6 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 1456 KB Output is correct
2 Correct 37 ms 1372 KB Output is correct
3 Correct 31 ms 1408 KB Output is correct
4 Correct 2 ms 1368 KB Output is correct
5 Runtime error 176 ms 524288 KB Execution killed with signal 9
6 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Execution timed out 5025 ms 4448 KB Time limit exceeded
9 Halted 0 ms 0 KB -