In this task, you need to replace a letter in the sentence with another given letter.

Input: Consider Input: Sentence: 'two children who are standing next to a white fire hydrant'. Replace the letter 't' with 'r' in the sentence.

Output: rwo children who are sranding nexr ro a whire fire hydranr


Input: Consider Input: Sentence: 'a man is at bat at a baseball game with a crowd watching'. Replace the letter 't' with 'f' in the sentence.

Output: a man is af baf af a baseball game wifh a crowd wafching


Input: Consider Input: Sentence: 'a city street with traffic lights flooded by water'. Replace the letter 't' with 'm' in the sentence.


Output: a cimy smreem wimh mraffic lighms flooded by wamer