Submission #7509882

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Source Code Expand

#include <stdio.h>
int main(void){

	int N;
	scanf("%d",&N);
	int i,sum;
	int ans;
	
	
	ans=(N+1)/2*N;
	
	printf("%d\n",ans);
 
 
	return 0;

}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:5:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&N);
  ^

Judge Result