The given sentence contains a typo which could be one of the following four types: (1) swapped letters of a word e.g. 'niec' is a typo of the word 'nice'. (2) missing letter in a word e.g. 'nic' is a typo of the word 'nice'. (3) extra letter in a word e.g. 'nicce' is a typo of the word 'nice'. (4) replaced letter in a word e.g 'nicr' is a typo of the word 'nice'. You need to identify the typo in the given sentence. To do this, answer with the word containing the typo.

Input: Consider Input: Pile of several different bananas on a stand waiting to be purchasrd.

Output: purchasrd.


Input: Consider Input: There is an open store on the stret.

Output: stret.


Input: Consider Input: A plqate of pastries in front of a computer keyboard.


Output: plqate