---

#include <stdio.h>
#define NMAX 10

int input(int *a, int *n);
void output(int *a, int n);
int max(int *a, int n);
int min(int *a, int n);
double mean(int *a, int n);
double variance(int *a, int n);

void output_result(int max_v,
                   int min_v,
                   double mean_v,
                   double variance_v);

int main()
{
    int n, data[NMAX];
    input(data, n);
    output(data, n);
    output_result(max(data, n),
                  min(data, n),
                  mean(data, n),
                  variance(data, n));

    return 0;
}