void neues_array(int **A, int X, int Y)
{
    int temp[20][20];
    for(int i = 0; i < Y; i++)
    {
        for(int j = 0; j < X; j++)
        {
            temp[i][j] = A[i][j];
        }
    }

    int maske[20][20];
    for(int i = 0; i < Y; i++)
    {
        for(int j = 0; j < X; j++)
        {
            maske[i][j] = 0;
        }
    }

    for(int i = 0; i < Y; i++)
    {
        for(int j = 0; j < X; j++)
        {
            if(temp[i-1][j-1] == 1 && i     > 0 && j     > 0) ++maske[i][j];
            if(temp[i  ][j-1] == 1              && j     > 0) ++maske[i][j];
            if(temp[i-1][j  ] == 1 && i     > 0             ) ++maske[i][j];
            if(temp[i-1][j+1] == 1 && i     > 0 && j + 1 < X) ++maske[i][j];
            if(temp[i  ][j+1] == 1              && j + 1 < X) ++maske[i][j];
            if(temp[i+1][j  ] == 1 && i + 1 < Y             ) ++maske[i][j];
            if(temp[i+1][j-1] == 1 && i + 1 < Y && j     > 0) ++maske[i][j];
            if(temp[i+1][j+1] == 1 && i + 1 < Y && j + 1 < X) ++maske[i][j];

            if(maske[i][j] > 3 || maske[i][j] < 2)
                A[i][j] = 0;
            else if(maske[i][j] == 3)
                A[i][j] = 1;
        }
    }
}