제출 #169606

#제출 시각아이디문제언어결과실행 시간메모리
169606SamAndBomb (IZhO17_bomb)C++17
24 / 100
117 ms13944 KiB
#include <bits/stdc++.h> using namespace std; const int N = 3003; int n, m; char a[N][N]; int main() { scanf("%d%d", &n, &m); for (int i = 0; i < n; ++i) scanf(" %s", a[i]); int nn = n, mm = m; for (int i = 0; i < n; ++i) { int q = 0; for (int j = 0; j < m; ++j) { if (a[i][j] == '1') ++q; else { if (q) mm = min(mm, q); q = 0; } } if (q) mm = min(mm, q); } for (int j = 0; j < m; ++j) { int q = 0; for (int i = 0; i < n; ++i) { if (a[i][j] == '1') ++q; else { if (q) nn = min(nn, q); q = 0; } } if (q) nn = min(nn, q); } printf("%d\n", nn * mm); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

bomb.cpp: In function 'int main()':
bomb.cpp:10:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~
bomb.cpp:12:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf(" %s", a[i]);
         ~~~~~^~~~~~~~~~~~~
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