using System;

using System.Collections.Generic;   

using System.Collections;   

public class Program

{

    public static void Main()

    {

        int[] arrayProd= {3,2,1};

        int[] arrayPre=new int[arrayProd.Length];

        int[] arrayResult=new int[arrayProd.Length];

        int subProd;

        int arraySize;

        arraySize=arrayProd.Length;

        arrayPre=arrayProd;

        for (int i =0; i<arraySize;i++)

        {

            subProd=1;

            for (int z=0; z< (arraySize);z++)

            {

                if (z!=i)

                {

                    subProd= arrayProd[z]*subProd;

                }

            }

            arrayResult[i]=subProd;

        }

        Console.WriteLine(arrayProd);

        Console.WriteLine("Input:");

        Array.ForEach(arrayProd, Console.WriteLine);

        Console.WriteLine("Result:");

        Array.ForEach(arrayResult, Console.WriteLine);

    }

}