#include<stdio.h>
int main(){
float mymax=0,mymin=0,myavg=0,a[10],rate;
int i,j,n;
printf("Please input have how many student:");
scanf("%d",&n);
printf("Please input %d number:\n",n);
for(i=0;i<n;i++)
scanf("%f",&a[i]);
for(i=0;i<n;i++){
if(a[i]>=mymax)
mymax=a[i];
myavg=myavg+a[i];
}
myavg/=n;
for(j=0,i=0;i<n;i++)
if(a[i]<myavg)j++;
rate=j*1.0/n;
printf("The max is %.2f,the avg is %.2f,the not pass rate is %.2f%%\n",mymax,myavg,rate*100);
return 0;
}
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