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

Input: Consider Input: Sentence: 'a couple of giraffes being feed by people at the zoo'. Replace the letter 't' with 'v' in the sentence.

Output: a couple of giraffes being feed by people av vhe zoo


Input: Consider Input: Sentence: 'two tennis players shaking hands over the net'. Replace the letter 'n' with 'f' in the sentence.

Output: two teffis players shakifg hafds over the fet


Input: Consider Input: Sentence: 'a group of people at a dinner table posing for a picture'. Replace the letter 't' with 'm' in the sentence.


Output: a group of people am a dinner mable posing for a picmure