Miscellany

    int a[][] = new int[5][10];    int n = 0;    // make array    for(int i = 0; i < 5; i++)    {        for (int j = 0; j < 10; j++)        {            a[i][j] = n;            n++;        }    }    // read array    for (int i = 0; i < 5; i++)    {        for (int j = 0; j < 10; j++)        {            System.out.print(a[i][j]+" ");        }        System.out.print("\n");    }