#include <stdio.h>
int main()
{
int n = 0;
float score[100] = { 0 };
//输入
scanf("%d", &n);
float max = 0;
float min = 100;
float sum = 0;
for (int i = 0; i < n; i++)
{
scanf("%f", &score[i]);
sum += score[i];
if (score[i] > max)
{
max = score[i];
}
if (score[i] < min)
{
min = score[i];
}
}
//输出
printf("%.2f %.2f %.2f\n", max, min, sum / n);
return 0;
} 
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