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

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 toilet in a bathroom with small white tile on the floor'. Replace the letter 'a' with 'p' in the sentence.

Output: p toilet in p bpthroom with smpll white tile on the floor


Input: Consider Input: Sentence: 'a lady taking a picture of a red bus'. Replace the letter 'y' with 'p' in the sentence.


Output: a ladp taking a picture of a red bus