//....................................................................
//--------------THIS PROGRAM COMPUTES THE NEXT PALINDROME FOR --------
//--------------------A GIVEN NUMBER x if x is not Palindrome---------.
//--------------------------------------------------------------------
//-----------------------THISIS VERY VERY INEFFICIENT PROGRAM---------
class Next_palindrome
{
    public static void main(String args[])
    {
	// Caution : this program is very inefficeint, it will take huge
	// time to complete for large value of x. So give small value of x
	// For large value of x, please use "CTRL+c" to break the execution.
	// YOU ARE ENCOURAGED TO DESIGN AN EFFICIENT PROGRAM FOR THIS PROBLEM

	long x=1000110002L;  
	              // given number n. Assign it some value.
	long temp;    // variable for storing x temporarily; 
	temp=x;
	long d=0;     // variable for storing digits of n temporarily
	long reverse; // the variable which will eventually store the reversed
	              // number n 
	reverse=0;
	boolean flag;
	flag=false;

	while(flag==false)
	    {
		long n=temp;
		reverse=0;
		while(n>0)
		    {
			d = n%10;
			reverse = reverse*10 + d;
			n = n/10;
		    }
		flag=(reverse==temp);
		temp=temp+1;
	    }
	System.out.println("the next palindrome of "+x+" is : "+reverse);
    }
}