Submission #872757

#	Time	Username	Problem	Language	Result	Execution time	Memory
872757		rainboy	Lost Array (NOI19_lostarray)	C11	100 / 100	22 ms	2572 KiB

lostarray

#include <stdio.h>

#define N	100000

int max(int a, int b) { return a > b ? a : b; }

int main() {
	static int aa[N];
	int n, m, h, i, j, a;

	scanf("%d%d", &n, &m);
	for (i = 0; i < n; i++)
		aa[i] = 1;
	for (h = 0; h < m; h++) {
		scanf("%d%d%d", &i, &j, &a), i--, j--;
		aa[i] = max(aa[i], a), aa[j] = max(aa[j], a);
	}
	for (i = 0; i < n; i++)
		printf("%d ", aa[i]);
	printf("\n");
	return 0;
}

Compilation message (stderr)

lostarray.c: In function 'main':
lostarray.c:11:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |  scanf("%d%d", &n, &m);
      |  ^~~~~~~~~~~~~~~~~~~~~
lostarray.c:15:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |   scanf("%d%d%d", &i, &j, &a), i--, j--;
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 6 / 6
• Subtask 3: 20 / 20
• Subtask 4: 21 / 21
• Subtask 5: 48 / 48