Submission #42281

#	Time	Username	Problem	Language	Result	Execution time	Memory
42281		rlqja2222	Treasure (different grader from official contest) (CEOI13_treasure2)	C++14	0 / 100	2 ms	804 KiB

treasure

#include "treasure.h"
int row[101];
int col[101];
int n, c;

void div_col(int i, int j, int r) {
	if (c == n) return;
	int rest = countTreasure(r, i, r, j);
	if (rest) {
		if (i == j) {
			row[c] = r, col[c] = i, c++;
		}
		else {
			int mid = (i + j) / 2;
			div_col(i, mid, r);
			div_col(mid + 1, j, r);
		}
	}
}

void div_row(int i, int j, int N) {	
	if (c == n) return;
	if (i != j) {
		int mid = (i + j) / 2;
		int rest1 = countTreasure(i, 1, mid, N);
		if (rest1) div_row(i, mid, N);
		int rest2 = countTreasure(mid, 1, j, N);
		if (rest2) div_row(mid + 1, j, N);
	}
	else {
		div_col(1, N, i);
	}
}


void findTreasure(int N) {
	n = countTreasure(1, 1, N, N);
	if (n == 0) return;
	c = 0;
	div_row(1, N, N);

	while (--c >= 0) 
		Report(row[c], col[c]);

}

Compilation message (stderr)

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: 0 / 100