题解 | #统计成绩#

#include<stdio.h>
#include<malloc.h>
int main(void)
{
    int n;
    scanf("%d",&n);
    double *score=(double *)malloc(sizeof(double)*n);
    for(int i=0;i<n;i++)
        scanf("%lf",&score[i]);
    double max=score[0],min=score[0],result=0;
    for(int i=0;i<n;i++)
    {
        max=max>score[i]?max:score[i];//求最大值
        min=min<score[i]?min:score[i];//求最小值
        result+=score[i];//统计总分
    }
    printf("%.2f %.2f %.2f",max,min,result/n);
    return 0;
}