Submission #53331

#	Time	Username	Problem	Language	Result	Execution time	Memory
53331		ics0503	Treasure (different grader from official contest) (CEOI13_treasure2)	C++17	90 / 100	2 ms	556 KiB

treasure

#include "treasure.h"
#include<stdio.h>
//int countTreasure (int r1, int c1, int r2, int c2);
int S[121][121];
void findTreasure (int n) {
	int i, j, m = (n + 1) / 2;
	for (i = n; i >= 1; i--)for (j = n; j >= 1; j--) {
		if (m < i&&m < j)S[i][j] = countTreasure(1, 1, i, j);
		if (m < i&&j <= m)S[i][j] = S[i][n] - countTreasure(1, j + 1, i, n);
		if (i <= m&&m < j)S[i][j] = S[n][j] - countTreasure(i + 1, 1, n, j);
		if (i <= m&&j <= m) S[i][j] = countTreasure(i + 1, j + 1, n, n) - S[n][n] + S[n][j] + S[i][n];
	}
	for (i = 1; i <= n; i++)for (j = 1; j <= n; j++)if (S[i][j] - S[i - 1][j] - S[i][j - 1] + S[i - 1][j - 1])Report(i, j);
}

• Subtask 1: 90 / 100