Submission #1291035

#	Time	Username	Problem	Language	Result	Execution time	Memory
1291035		LIA	Bomb (IZhO17_bomb)	C++17	8 / 100	123 ms	115316 KiB

bomb

//
// Created by liasa on 15/11/2025.
//
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define vll vector<ll>

#define loop(i, s, e) for (ll i = s; i < e; ++i)
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);

  ll n, m;
  cin >> n >> m;
  vector<vll> grid(n, vll(m));
  loop(i, 0, n) {
    string s;
    cin >> s;
    loop(j, 0, m) { grid[i][j] = (s[j] - '0'); }
  }

  vll arr;
  for (auto it : grid)
    for (auto i : it)
      arr.push_back(i);

  ll ans = 1e18;
  ll cnt = 0;
  for (ll i = 0; i <arr.size(); ++i) {
    if (arr[i] == 0) {
      if (i != 0 && arr[i - 1] == 1)
        ans = min(ans, cnt);
      cnt = 0;
    } else
      cnt++;
  }
  cout << ans;
}

• Subtask 1: 8 / 100