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

Ex Input:
Sentence: 'a large orange cat sits in a chair outside'. Replace the letter 'e' with 'x' in the sentence.

Ex Output:
a largx orangx cat sits in a chair outsidx


Ex Input:
Sentence: 'a hand holding part of a sponge with scissors nearby'. Replace the letter 'o' with 'e' in the sentence.

Ex Output:
a hand helding part ef a spenge with scissers nearby


Ex Input:
Sentence: 'a toilet with a monitoring device attached to the seat'. Replace the letter 't' with 'x' in the sentence.

Ex Output:

a xoilex wixh a monixoring device axxached xo xhe seax