Submission #1276584

#	Time	Username	Problem	Language	Result	Execution time	Memory
1276584		beso123	Bomb (IZhO17_bomb)	C++20	24 / 100	60 ms	26152 KiB

bomb

#include <bits/stdc++.h>

// #define int long long
#define pii pair<int, int>
#define x first
#define y second
#define MOD 998244353
#define testCases 0
using namespace std;

const int N = 200005;

void solve() {
    int n, m;
    cin >> n >> m;
    int a[n][m];
    for (int k = 0; k < n; k++) {
        string s;
        cin>>s;
        for (int i = 0; i < s.size(); i++) {
            char c = s[i];
            a[k][i] = c - '0';
        }
    }
    int mn_x = INT_MAX, curr = 0;
    for (int k = 0; k < n; k++) {
        for (int i = 0; i < m; i++) {
            if (i >= 1 && a[k][i] == a[k][i - 1] && a[k][i] == 1) {
                curr++;
            }
            else if (a[k][i] == 0) {
                if (curr != 0) {
                    mn_x = min(mn_x, curr);
                    curr = 0;
                }
            }
            else if (a[k][i] == 1) {
                curr = 1;
            }
        }
        if (curr != 0) {
            mn_x = min(mn_x, curr);
            curr = 0;
        }
    }

    int mn_y = INT_MAX;
    curr = 0;
    for (int i = 0; i < m; i++) {
        for (int k = 0; k < n; k++) {
            if (k >= 1 && a[k][i] == a[k - 1][i] && a[k][i] == 1) {
                curr++;
            }
            else if (a[k][i] == 0) {
                if (curr != 0) {
                    mn_y = min(mn_y, curr);
                    curr = 0;
                }
            }
            else if (a[k][i] == 1) {
                curr = 1;
            }
        }
        if (curr != 0) {
            mn_y = min(mn_y, curr);
            curr = 0;
        }
    }


    cout <<mn_x * mn_y << endl;
}

int32_t main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    int tests = 1;
    if (testCases) {
        cin >> tests;
    }
    for (; tests--; solve());
    return 0;
}

• Subtask 1: 24 / 100