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

Input: Consider Input: Sentence: 'a crooked street sign on a damaged sidewalk'. Replace the letter 'm' with 'u' in the sentence.

Output: a crooked street sign on a dauaged sidewalk


Input: Consider Input: Sentence: 'a bunch of red apples next to a few oranges'. Replace the letter 'n' with 'x' in the sentence.

Output: a buxch of red apples xext to a few oraxges


Input: Consider Input: Sentence: 'a person that is on a snowboard in the air'. Replace the letter 't' with 'j' in the sentence.


Output: a person jhaj is on a snowboard in jhe air