题解 | #统计成绩#

#include <stdio.h>

int main()
{
    int a = 0;
    scanf("%d", &a);
    int c = a;
    float arr[100] = { 0 };
    float sum = 0.0f;
    while (c--)
    {
        scanf("%f", &arr[c]);
        sum += arr[c];
    }
    c = a;
    float min = arr[0];
    while (--c)
    {
        if (arr[0] < arr[c])
        {
            arr[0] = arr[c];
        }
        else if(min > arr[c])
        {
            min = arr[c];
        }
    }
    printf("%.2f %.2f %.2f",arr[0], min, sum / a );
    return 0;
}