Submission #211326

#	Time	Username	Problem	Language	Result	Execution time	Memory
211326		jh2014	방 배정 (KOI16_room)	C11	0 / 100	4 ms	256 KiB

room

#include <stdio.h>
int n, k, cnt, d[7][2];
int main() {
	int x, y;
 	
	scanf("%d %d", &n, &k);
	for (int i = 1; i <= n; i++) {
		scanf("%d %d", &y, &x);
		if (d[x][y] == 0) {
			d[x][y] = k, cnt++;
		}
		d[x][y]--;
	} printf("%d", cnt);
}

Compilation message (stderr)

room.c: In function 'main':
room.c:6:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &n, &k);
  ^~~~~~~~~~~~~~~~~~~~~~
room.c:8:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &y, &x);
   ^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 2
• Subtask 2: 0 / 10
• Subtask 3: 0 / 20
• Subtask 4: 0 / 68