#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>

int main()
{
    int array[100];
    int counter = 0;
    int x;
    int min, max;
    int sum = 0;
    float avg;
    int minindeks, maxindeks;

    printf("Podaj liczby: ");

    do
    {
        if (scanf("%d", &x) != 1)
        {
            printf("Incorrect input\n");

            return 1;
        }

        if (x != -1)
        {
            array[counter] = x;

            counter++;
        }
    } while (x != -1 && counter < 100);

    if (counter == 0)
    {
        printf("Incorrect input\n");

        return 1;
    }

    min = array[0];
    for (int i = 1; i < counter; i++)
    {
        if (array[i] < min)
        {
            min = array[i];
            minindeks = i;
        }
    }

    max = array[0];
    for (int i = 1; i < counter; i++)
    {
        if (array[i] > max)
        {
            max = array[i];
            maxindeks = i;
        }
    }

    for (int i = 0; i < counter; i++)
    {
        sum += array[i];
    }
    avg = (float)sum / counter;

    printf("%d\n", counter);
    printf("%d\n", min);
    printf("%d\n", max);
    printf("%f\n", avg);
    printf("%d\n", sum);
    printf("%d\n", minindeks);
    printf("%d\n", maxindeks);

    return 0;
}