programming-examples/c-sharp/Linq/C# Sharp to generate a Cartesian Product of two sets.cs

using System;
using System.Linq;
using System.Collections.Generic;

class  LinqExercise23
{
    public static void Main(string[] args)
    {
        char[] charset1 = { 'X', 'Y', 'Z' };
        int[] numset1 = { 1, 2, 3, 4 };
        Console.Write("\nLINQ : Generate a Cartesian Product of two sets : ");
        Console.Write("\n------------------------------------------------\n");
        var cartesianProduct = from letterList in charset1
                               from numberList in numset1
                               select new { letterList, numberList };
        Console.Write("The Cartesian Product are : \n");
        foreach (var productItem in cartesianProduct)
            {
                Console.WriteLine(productItem);
            }
        Console.ReadLine();
    }
}