Task
           Time limit: 
1000 ms,
           
Memory limit: 
256 Mb
           Given two four-digit numbers A and B. Output all four-digit numbers on the segment from A to B, the record of which is a palindrome.
Input: Enter two integers A and B
Output: Output the answer to the problem.
Examples
	
		
			| № | 
			Input | 
			Output | 
		
	
	
		
			| 1 | 
			1600 
			2100 | 
			1661 
			1771 
			1881 
			1991 
			2002 |