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Product Constructor (Int32, Int32)

Initializes a new product of the supplied values with the supplied sizes of columns.

Namespace:  Kaos.Combinatorics
Assembly:  KaosCombinatorics (in KaosCombinatorics.dll) Version: 5.0.0.6
Syntax
C#
Copy
public Product(
	int[] sizes,
	int[] source
)

Parameters

sizes
Type: SystemInt32
Size of each column.
source
Type: SystemInt32
Integer values for the columns.
Exceptions
ExceptionCondition
ArgumentNullException When sizes or source is null.
ArgumentException When source length does not match sizes length.
ArgumentOutOfRangeException When any column size less than zero; when source contains invalid values.
Examples
C#
Copy
using System;
using Kaos.Combinatorics;

namespace ExampleApp
{
    class PtExample04
    {
        static void Main()
        {
            // Create a cartesian product row of the supplied sizes and rank:
            var pt = new Product (new int[] { 7, 6, 5 }, 43);
            Console.WriteLine ($"{pt}  width={pt.Width}, rank={pt.Rank}\n");

            // Assign -1 to get the last rank:
            pt.Rank = -1;
            Console.WriteLine ($"{pt}  width={pt.Width}, last={pt.Rank}\n");

            // Rank will always stay in bounds:
            pt.Rank = pt.Rank + 1;
            Console.WriteLine ($"{pt}  width={pt.Width}, rank={pt.Rank}\n");

            // Create a cartesian product row from the supplied values:
            pt = new Product (new int[] { 7, 6, 5 }, new int[] { 5, 4, 3 });
            Console.WriteLine ($"{pt}  width={pt.Width}, rank={pt.Rank}");
        }

        /* Output:

        { 1, 2, 3 }  width=3, rank=43

        { 6, 5, 4 }  width=3, last=209

        { 0, 0, 0 }  width=3, rank=0

        { 5, 4, 3 }  width=3, rank=173

        */
    }
}
See Also