void generate(int **parkingS, int **parkingM, int **parkingL)
{
    int i, j;

    parkingS = (int**)malloc(5*sizeof(int*));
    for (i = 0; i < 5; i++)
    {
        parkingS[i] = (int*)malloc(4*sizeof(int*));
        for (j = 0; j < 4; j++)
        {
            parkingS[i][j] = 2;
        }
    }

    parkingM = (int**)malloc(6*sizeof(int*));
    for (i = 0; i < 6; i++)
    {
        parkingM[i] = (int*)malloc(7*sizeof(int*));
        for (j = 0; j < 7; j++)
        {
            parkingM[i][j] = 0;
        }
    }

    parkingL = (int**)malloc(8*sizeof(int*));
    for (i = 0; i < 8; i++)
    {
        parkingL[i] = (int*)malloc(9*sizeof(int*));
        for (j = 0; j < 9; j++)
        {
            parkingL[i][j] = 0;
        }
    }
    printf("Utworzono trzy nowe parkingi o podanych wymiarach.\n");
}

int main()
{
    int **parkingS, **parkingM, **parkingL;
    generate(parkingS, parkingM, parkingL);
    printf("%d", parkingS[2][1]);

    return 0;
}