Submission #1173960

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1173960	2025-03-26 07:53:39	stdfloat	Street Lamps (APIO19_street_lamps)	C++20	20 / 100	5092 ms	589824 KiB

street_lamps

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main() {
  ios::sync_with_stdio(false); cin.tie(nullptr);
  int n, q;
  cin >> n >> q;
  vector<string> s(q + 1);
  cin >> s[0]; s[0] = ' ' + s[0];
  for (int i = 1; i <= q; i++) {
    s[i] = s[i - 1];
    string t;
    cin >> t;
    if (t == "toggle") {
      int x;
      cin >> x;
      s[i][x] = (s[i][x] == '0' ? '1' : '0');
    }
    else {
      int x, y;
      cin >> x >> y;
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20