Submission #3147609

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Source Code Expand

#include <stdio.h>
#include <stdlib.h>

int main(){
	int V, E, u, v, i;
	scanf("%d%d", &V, &E);
	for(i = 0; i < E; i++){
		scanf("%d%d", &u, &v);
	}
	int Vemb, Eemb, a, b;
	scanf("%d%d", &Vemb, &Eemb);
	for(i = 0; i < Eemb; i++){
		scanf("%d%d", &a, &b);
	}
	for(i = 0; i < V; i++){
		printf("%d %d\n", 1, i + 1);
	}
	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:6:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &V, &E);
  ^
./Main.c:8:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &u, &v);
   ^
./Main.c:11:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &Vemb, &Eemb);
  ^
./Main.c:13:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &a, &b);
   ^

Judge Result