In this task, you need to reverse all words of a given length in the sentence. The number of letters in a word determine its length. For example, the length of the word "apple" is 5.

Input: Consider Input: Sentence: 'a plate with a very big pile of cake with candles'. Reverse all words of length '4' in the given sentence.

Output: a plate htiw a yrev big elip of ekac htiw candles


Input: Consider Input: Sentence: 'a person on a parachute landing on the water'. Reverse all words of length '2' in the given sentence.

Output: a person no a parachute landing no the water


Input: Consider Input: Sentence: 'close up of the wheels on an old train engine'. Reverse all words of length '3' in the given sentence.


Output: close up of eht wheels on an dlo train engine