コード例 #1
0
    public static void commul_test( )

    //****************************************************************************80
    //
    //  Purpose:
    //
    //    COMMUL_TEST tests COMMUL.
    //
    //  Licensing:
    //
    //    This code is distributed under the GNU LGPL license.
    //
    //  Modified:
    //
    //    04 November 2013
    //
    //  Author:
    //
    //    John Burkardt
    //
    {
        int[] factor = new int[4];
        int   i;

        Console.WriteLine("");
        Console.WriteLine("COMMUL_TEST");
        Console.WriteLine("  COMMUL computes a multinomial coefficient.");
        Console.WriteLine("");

        int n       = 8;
        int nfactor = 2;

        factor[0] = 6;
        factor[1] = 2;
        int ncomb = Multinomial.commul(n, nfactor, factor);

        Console.WriteLine("");
        Console.WriteLine("  N = " + n + "");
        Console.WriteLine("  Number of factors = " + factor + "");
        for (i = 0; i < nfactor; i++)
        {
            Console.WriteLine("  " + i.ToString().PadLeft(2)
                              + "  " + factor[i].ToString().PadLeft(8) + "");
        }
        Console.WriteLine("  Value of coefficient = " + ncomb + "");

        n         = 8;
        nfactor   = 3;
        factor[0] = 2;
        factor[1] = 2;
        factor[2] = 4;
        Console.WriteLine("");
        Console.WriteLine("  N = " + n + "");
        Console.WriteLine("  Number of factors = " + factor + "");
        for (i = 0; i < nfactor; i++)
        {
            Console.WriteLine("  " + i.ToString().PadLeft(2)
                              + "  " + factor[i].ToString().PadLeft(8) + "");
        }
        Console.WriteLine("  Value of coefficient = " + ncomb + "");

        n         = 13;
        nfactor   = 4;
        factor[0] = 5;
        factor[1] = 3;
        factor[2] = 3;
        factor[3] = 2;
        ncomb     = Multinomial.commul(n, nfactor, factor);
        Console.WriteLine("");
        Console.WriteLine("  N = " + n + "");
        Console.WriteLine("  Number of factors = " + factor + "");
        for (i = 0; i < nfactor; i++)
        {
            Console.WriteLine("  " + i.ToString().PadLeft(2)
                              + "  " + factor[i].ToString().PadLeft(8) + "");
        }
        Console.WriteLine("  Value of coefficient = " + ncomb + "");
    }