Submission #3044672

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Source Code Expand

#include <stdio.h>

int main(){
	int n,k;
	scanf("%d %d",&n,&k);
	int r[n],i,j;
	for(i=0;i<n;i++)scanf("%d",&r[i]);
	for(i=0;i<n;i++){
		for(j=0;j<n;j++){
			if(r[i]>r[j]){
				int tmp=r[i];
				r[i]=r[j];
				r[j]=tmp;
			}
		}
	}
    double ans=0;
	for(i=n-k;i<n;i++)ans+=(r[i]+ans)/2;
	printf("%f\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 %d",&n,&k);
  ^
./Main.c:7:18: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  for(i=0;i<n;i++)scanf("%d",&r[i]);
                  ^

Judge Result