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为什么它就不通过呢?它老是Presentation Error。

Posted by tcxgsy at 2005-08-02 17:08:20
#include<stdio.h>
#include<math.h>
double Sum(float a[12])
{int i;
 double sum=0.00;
 for(i=0;i<12;i++)
   sum+=a[i];
  return(sum);
}
main()
{ int i;
  double sum=0.00;
  float a[12];
  double aver;
  for(i=0;i<12;i++)
  {scanf("%f",&a[i]);
  printf("\n");} 
  sum=Sum(a);              
  aver=sum/12;
  printf("$%.2f\n",aver);
 }             

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