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

Input: Consider Input: Sentence: 'people are standing outside in the parking lot'. Replace the letter 'i' with 'z' in the sentence.

Output: people are standzng outszde zn the parkzng lot


Input: Consider Input: Sentence: 'a brown door  that says gentlemen and a toilet'. Replace the letter 'o' with 'f' in the sentence.

Output: a brfwn dffr  that says gentlemen and a tfilet


Input: Consider Input: Sentence: 'a teddy bear playing a drum and a teddy bear playing a guitar'. Replace the letter 'd' with 'm' in the sentence.


Output: a temmy bear playing a mrum anm a temmy bear playing a guitar