using System;
public class Program
{
static int remove(int []arr,int n)
if(n==0||n==1)
return n;
int []temp=new int[n];
int j=0;
for(int i=0;i<n-1;i++)
if(arr[i]!=arr[i+1])
temp[j++]=arr[n-1];
for (int i=0;i<j;i++)
arr[i]=temp[i];
return j;
}
public static void Main()
int []arr={34,4645,234,65,434,45,34,546,5};
int n =arr.Length;
n =remove (arr,n);
for (int i=0;i< n;i++)
Console.WriteLine(arr[i ] +"");