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

Input: Consider Input: Sentence: 'a man sitting on a luggage cart inside of an airport'. Replace the letter 't' with 'a' in the sentence.

Output: a man siaaing on a luggage cara inside of an airpora


Input: Consider Input: Sentence: 'a zebra standing by a pile of large rocks'. Replace the letter 'i' with 'x' in the sentence.

Output: a zebra standxng by a pxle of large rocks


Input: Consider Input: Sentence: 'a hand held game or older cell phone'. Replace the letter 'o' with 'c' in the sentence.


Output: a hand held game cr clder cell phcne