oj.uz

답안 #40616

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
40616 2018-02-05T17:00:43 Z pce913 보물 찾기 (CEOI13_treasure2) C++14
100 / 100
 2 ms 696 KB 
#include "treasure.h"

int M[105][105];  //누적합

void findTreasure(int N) {
	int mid = N / 2;
	for (int i = N; i >= 1; i--) {
		for (int j = N; j >= 1; j--) {
			if (i <= mid){
				if (j <= mid){   //왼쪽 위
					M[i][j] = M[i][N] + M[N][j] + countTreasure(i + 1, j + 1, N, N) - M[N][N];
				}
				else{   //오른쪽 위
					M[i][j] = M[N][j] - countTreasure(i + 1, 1, N, j);
				}
			}
			else{
				if (j <= mid){   //왼쪽 아래
					M[i][j] = M[i][N] - countTreasure(1, j + 1, i, N);
				}
				else{   //오른쪽 아래
					M[i][j] = countTreasure(1, 1, i, j);
				}
			}
		}
	}
	for (int i = 1; i <= N; i++) {
		for (int j = 1; j <= N; j++) {
			if (M[i][j] - M[i][j - 1] - M[i - 1][j] + M[i - 1][j - 1] == 1){
				Report(i, j);
			}
		}
	}
}

Compilation message

grader.c: In function 'int main()':
grader.c:63:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         my_assert(strlen(A[i]+1) == N, "each line of the map must contain N zeroes or ones (before loop)");
                                  ^

Subtask #1
100.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct - N = 5, K = 289, score = 10
2 Correct 1 ms 352 KB Output is correct - N = 10, K = 4475, score = 10
3 Correct 2 ms 404 KB Output is correct - N = 15, K = 22289, score = 10
4 Correct 1 ms 404 KB Output is correct - N = 16, K = 28928, score = 10
5 Correct 2 ms 584 KB Output is correct - N = 55, K = 4005289, score = 10
6 Correct 1 ms 612 KB Output is correct - N = 66, K = 8305803, score = 10
7 Correct 2 ms 612 KB Output is correct - N = 77, K = 15383161, score = 10
8 Correct 1 ms 696 KB Output is correct - N = 88, K = 26244416, score = 10
9 Correct 1 ms 696 KB Output is correct - N = 99, K = 42032201, score = 10
10 Correct 2 ms 696 KB Output is correct - N = 100, K = 43760000, score = 10