using System;

public class Program

{

  public static void Main() 

  {

        int []arr1 = new int[5]{9,5,2,0,7};

        int []arr2 = new int[3]{6,1,9};

        int countarr1=0, countarr2=0;

        int y=0, z=1;

        for(int i=arr1.Length-1;i>=0;i--)

        {

            y = arr1[i];

            y=y*z;

            countarr1=countarr1+y;

            z=z*10;

        }

        z=1;        

        for(int i=arr2.Length-1;i>=0;i--)

        {

            y = arr2[i];

            y=y*z;

            countarr2=countarr2+y;

            z=z*10;

        }

        int count=0;

        int countarr3= countarr1+countarr2;

        int fakearr3 = countarr3;

        while(fakearr3!=0)

        {

            fakearr3=fakearr3/10;

            count++;

        }

        int [] arr3 = new int[count];

        for(int i=count-1;i>=0;i--)

        {

            arr3[i] = countarr3 %10;

            countarr3 = countarr3/10;

        }

      for(int i=0;i<arr3.Length;i++)

          Console.Write(arr3[i] + " ");

    }

}

​