题解 | #统计成绩#

#include <stdio.h>

int main() {
    int major = 0;
    float grade[100] = {0};
    scanf("%d",&major);
    float max = 0;
    float min = 101;
    float sum = 0;
    for(int i = 0; i<major; i++)
    {
        scanf("%f",&grade[i]);
        max = (grade[i] > max? grade[i] : max);
        min = (grade[i] < min? grade[i] : min);
        sum += grade[i];
    }
    printf("%.2f %.2f %.2f",max,min,sum/major);

    return 0;
}