Submission #1125434

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Source Code Expand

#include <stdio.h>

int main(void) {
	int n,x,i,ans;
	int a[20];

	scanf("%d %d",&n,&x);
	
	for (i = 0;i < n;i++) {
		scanf("%d",&a[i]);
	}
	
	ans = 0;
	for (i = 0;i < n;i++) {
		ans += a[i] * ((x & (1 << i)) >> i);
	}
	printf("%d\n",ans);

	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:7:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&x);
  ^
./Main.c:10:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
   ^

Judge Result