Submission #15043

#	Time	Username	Problem	Language	Result	Execution time	Memory
15043		hongjun7	빨간 직사각형 (kriii3_QQ)	C++98	10 / 20	1000 ms	45176 KiB

qq

#include <cstdio>
int n, m;
int nu[3005][3005];
char S[3005][3005];
int main() {
	scanf("%d%d", &n, &m);
	for (int i = 1; i <= n; i++) scanf("%s", S[i] + 1);
	for (int i = 1; i <= n; i++) {
		for (int j = m; j >= 1; j--) {
			nu[i][j] = S[i][j] == 'B' ? 0 : nu[i][j+1] + 1;
		}
	}
	long long res = 0;
	for (int i = 1; i <= m; i++) {
		for (int j = 1; j <= n; j++) {
			int v = 2147483647;
			for (int k = j; k >= 1; k--) {
				if (v > nu[k][i]) v = nu[k][i];
				res += v;
			}
		}
	}
	printf("%lld", res);
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10