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

Ex Input:
Sentence: 'the color theme in this kitchen is red and black'. Replace the letter 't' with 'v' in the sentence.

Ex Output:
vhe color vheme in vhis kivchen is red and black


Ex Input:
Sentence: 'a man eats food that is inside a banana peel'. Replace the letter 'n' with 'k' in the sentence.

Ex Output:
a mak eats food that is ikside a bakaka peel


Ex Input:
Sentence: 'a man that is standing up behind a laptop'. Replace the letter 'p' with 'f' in the sentence.

Ex Output:

a man that is standing uf behind a laftof