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

Input: Consider Input: Sentence: 'a woman sitting in front of a laptop computer'. Replace the letter 'u' with 'o' in the sentence.

Output: a woman sitting in front of a laptop compoter


Input: Consider Input: Sentence: 'two children struggle over a bat in their playroom'. Replace the letter 't' with 'v' in the sentence.

Output: vwo children svruggle over a bav in vheir playroom


Input: Consider Input: Sentence: 'a mall filled with lots of stairs and a large clock'. Replace the letter 'h' with 'r' in the sentence.


Output: a mall filled witr lots of stairs and a large clock