#include <stdio.h>
#include <stdlib.h>
#include <time.h>

void swap (int *a, int *b)
{
    int temp = *a;
    *a = *b;
    *b = temp;
}

void printArray (int arr[], int n)
{
    for (int i = 0; i < n; i++)
        printf("%d ", arr[i]);
    printf("\n");
}

void randomize ( int arr[], int n )
{
    srand ( time(NULL) );

    for (int i = n-1; i > 0; i--)
    {
        int j = rand() % (i+1);
        swap(&arr[i], &arr[j]);
    }
}

int main()
{
    int ok = 0;
    int proba = 0;
    int arr[] = {1, 2, 3,4,5};
    int wzor[] = {1, 2, 3,4,5};
    int n = sizeof(arr)/ sizeof(arr[0]);

    while (!ok)
    {
    randomize (arr, n);
    printf("Proba nr %d : ",proba);
    printArray(arr, n);
    for (int p=0; p<n; p++)
        {
            if (arr[p]!=wzor[p])
            {
            ok = 0;
            break;
            }
        ok = 1;
        }
    proba++;
    }
    printf ( "Udalo sie po %d probach\n", proba);
    return 0;
}