题解 | #统计成绩#

#include<stdio.h>
int main()
{
    int n = 0;
    double a[100];
    double max,min,sum =0.0;
    scanf("%d",&n);
    for(int i = 0;i<n;i++)
        scanf("%lf ",&a[i]);
     max = min =a[0];
     for(int i=0;i<n;i++)
     {
        if(max<a[i])
        max = a[i];
        if(min>a[i])
        min = a[i];
         sum+=a[i];
     }
    printf("%.2lf %.2lf %.2lf",max,min,sum/n);
    return 0 ;
}