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

Input: Consider Input: Sentence: 'adult man on grassy field playing disc game'. Replace the letter 'n' with 'l' in the sentence.

Output: adult mal ol grassy field playilg disc game

Input: Consider Input: Sentence: 'a street pole stating three different street names and numbers'. Replace the letter 'm' with 't' in the sentence.

Output: a street pole stating three different street nates and nutbers

Input: Consider Input: Sentence: 'a tennis player is running for the ball on a tennis court'. Replace the letter 'i' with 'z' in the sentence.
Output: a tennzs player zs runnzng for the ball on a tennzs court