The word is reversed
                                         
                                         
                            
                             
                                         
                                          Problem 
                         
                                 The word is given.
Output:
1) in the first line - this word in reverse character order (reading from right to left);
2) the word 
YES, if the source word is a palindrome (a word that reads the same from left to right as from right to left). Otherwise - 
NO
 
Examples
| # | Input | Output | 
| 1 | mama | amam NO
 | 
Запрещенные операторы: reverse; :-1