Submission #1774046

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Source Code Expand

#include <stdio.h>
int main(void)
{
  int n;
  int c[100];
  int d[100]={0};
  int i,j;
  double e=0.0;
  scanf("%d",&n);
  for(i=0;i<n;++i){
    scanf("%d",c+i);
  }
  for(i=0;i<n;++i){
    for(j=0;j<n;++j){
      if(c[i]%c[j]==0) ++d[i];
    }
  }
  for(i=0;i<n;++i){
    double x = (double)((d[i]+1)/2);
    x/=d[i];
    e+=x;
  }
  printf("%.8f\n",e);
  return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:9:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&n);
   ^
./Main.c:11:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",c+i);
     ^

Judge Result