#include <stdio.h>
int main()
{
    int n = 0;
    float score = 0.0;
    float sum = 0.0;
    float Max = 0;
    float Min = 100;
    int count = 0;
    scanf("%d", &n);
    while(~scanf("%f ", &score))//多次输入and多组输入
    {
        count++;
        if(score > Max)
        {
            Max = score;
        }
        if(score < Min)
        {
            Min = score;
        }
        sum += score;
        if(count == n)
        {
            printf("%.2f %.2f %.2f", Max, Min, sum / n);
            sum = 0;
            Max = 0;
            count = 0;
            Min = 100;
        }

    }
    return 0;
}