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

Input: Consider Input: Sentence: 'a toilet and a microwave sitting out for the trash'. Replace the letter 'i' with 's' in the sentence.

Output: a toslet and a mscrowave ssttsng out for the trash

Input: Consider Input: Sentence: 'a boy on the beach playing with a frisbee'. Replace the letter 'h' with 'e' in the sentence.

Output: a boy on tee beace playing wite a frisbee

Input: Consider Input: Sentence: 'two people playing frisbee on a beach on a sunny day'. Replace the letter 'g' with 'x' in the sentence.
Output: two people playinx frisbee on a beach on a sunny day