using System;

public class JaggedArray

{  

    public static void Main()  

    {  

        int[][] arr = new int[5][];// Declare the array  

        arr[0] = new int[] { 5 };

        arr[1] = new int[] { 5 , 4};  

        arr[2] = new int[] {5 , 4 ,3};

        arr[3] = new int[] {5 , 4 ,3 , 2};

        arr[4] = new int[] {5 , 4 ,3 , 2 , 1};

        for (int i = 0; i < arr.Length; i++)  

        {  

            for (int j = 0; j < arr[i].Length; j++)  

            {  

                Console.Write(arr[i][j]+" ");  

            }  

            Console.WriteLine();  

        }  

    }  

}   

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