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: somre people on a street with umbrellas cars signs and lights

Output: somre


Input: Consider Input: Man waering white coat and cap with cel phone up to his ear.

Output: waering


Input: Consider Input: A dibner table with salad, pizza and wine on it


Output: dibner