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

Ex Input:
Sentence: 'a woman rests in bed with her laptop'. Replace the letter 's' with 'e' in the sentence.

Ex Output:
a woman reete in bed with her laptop


Ex Input:
Sentence: 'a couple of giraffe standing next to each other'. Replace the letter 'i' with 'q' in the sentence.

Ex Output:
a couple of gqraffe standqng next to each other


Ex Input:
Sentence: 'a double decker bus and a flat bed semi in a minor accident'. Replace the letter 'b' with 'l' in the sentence.

Ex Output:

a doulle decker lus and a flat led semi in a minor accident