제출 #833316

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
833316		vjudge1	Bomb (IZhO17_bomb)	C++17	24 / 100	36 ms	7056 KiB

bomb

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define endl '\n';
#define el cout<<endl
#define fr(i,n,m) for(int i=n;i<=m;i++)
#define frr(i,n,m) for(int i=n;i>=m;i--)
#define vi vector<int>
#define pi pair<int,int>
#define vpi vector<pi>
#define inf 1e18

int n, m, k, l, r, num = 0, ans = 0, sum = 0, mi = inf, ma = 0;
int a, b, c, d, e, x, y, z, w, q;

const int N = 2500 + 5;
// vpi adj[N];
string v[N];
void solve() {
	cin >> n >> m;
	fr(i, 0, n - 1) {
		cin >> v[i];
	}
	mi = inf;
	fr(i, 0, n - 1) {
		a = 0;
		fr(j, 0, m - 1) {
			if (v[i][j] == '1') {
				a++;
			}
			else {
				if (a) {
					mi = min(mi, a); a = 0;
				}
			}
		}
		if (a) mi = min(mi, a);
	}

	ma = inf;
	fr(j, 0, m - 1) {
		a = 0;
		fr(i, 0, n - 1) {
			if (v[i][j] == '1') {
				a++;
			}
			else {
				if (a) {
					ma = min(ma, a); a = 0;
				}
			}
		}
		if (a) ma = min(ma, a);
	}
	if(mi==inf or ma==inf) cout<< 0;
	else cout << mi * ma;

}
signed main() {
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	int T = 1;
	// cin >> T;
	while (T--) {
		cout << fixed << setprecision(12); solve();
		el;
	} return 0;
}

• Subtask 1: 24 / 100