#include<stdio.h>
int main()
{
    int a[7];
    int max=0,min=24;
    double t,s=0;
    for(int i=0;i<=6;i++)
    {
        scanf("%d",&a[i]);
        if(a[i]>=max)
            max=a[i];
        if(a[i]<=min)
            min=a[i];
        s=s+a[i];
    }
    t=s/7.0;
    printf("%.1lf %d %d",t,max,min);
        return 0;
}
/**************************************************************
	Problem: 1464
	User: admin
	Language: C
	Result: Accepted
	Time:21 ms
	Memory:1144 kb
****************************************************************/