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

Ex Input:
Sentence: 'bags of apples on display at the market'. Replace the letter 'y' with 'p' in the sentence.

Ex Output:
bags of apples on displap at the market


Ex Input:
Sentence: 'there is a purse on the floor with its contents spilled out'. Replace the letter 'd' with 'v' in the sentence.

Ex Output:
there is a purse on the floor with its contents spillev out


Ex Input:
Sentence: 'a clean, sterile bathroom with a shower, toilet, and sink'. Replace the letter 'n' with 'k' in the sentence.

Ex Output:

a cleak, sterile bathroom with a shower, toilet, akd sikk