제출 #349035

#제출 시각아이디문제언어결과실행 시간메모리
349035SeDunionBomb (IZhO17_bomb)C++17
24 / 100
147 ms6636 KiB
#include<bits/stdc++.h> using namespace std; using ll = long long; const int N = 1e6 + 66; int n, m; char c[2502][2502]; int main() { ios_base::sync_with_stdio(0); cin.tie(0), cout.tie(0); cin >> n >> m; for (int i = 0 ; i < n ; ++ i) { for (int j = 0 ; j < m ; ++ j) { cin >> c[i][j]; } } int mnX = N; for (int i = 0 ; i < n ; ++ i) { int cur = 0; for (int j = 0 ; j < m ; ++ j) { if (c[i][j] == '0') { if (j && c[i][j - 1] == '1') { mnX = min(mnX, cur); } cur = 0; } else { cur++; } } if (c[i][m - 1] == '1') { mnX = min(mnX, cur); } } int mnY = N; for (int i = 0 ; i < m ; ++ i) { int cur = 0; for (int j = 0 ; j < n ; ++ j) { if (c[j][i] == '0') { if (j && c[j - 1][i] == '1') { mnY = min(mnY, cur); } cur = 0; } else { cur++; } } if (c[n - 1][i] == '1') { mnY = min(mnY, cur); } } assert(mnX != N && mnY != N); //cout << mnX << " " << mnY << endl; cout << mnX * mnY; }
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