#include <iostream>
using namespace std;

void licz(int n)
{
    float *tab;
    tab = new float[n];
    cin >> tab[0];
    float suma = tab[0];
    float max = tab[0];
    float min = tab[0];
    for(int i=1; i<n; i++)
    {
        cin >> tab[i];
        suma+=tab[i];
        if(max<tab[i]) max=tab[i];
        if(min>tab[i]) min=tab[i];
    }

    cout << "suma = " << suma << endl;
    cout << "srednia = " << suma/n << endl;
    cout << "max = " << max << endl;
    cout << "min= " << min << endl;

    delete[] tab;

}

int main()
{
    int n;
    cin >> n;
    licz(n);
    return 0;
}