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

Ex Input:
Sentence: 'a fire hydrant with a message painted on it'. Replace the letter 'n' with 'j' in the sentence.

Ex Output:
a fire hydrajt with a message paijted oj it


Ex Input:
Sentence: 'the object in the photo seems to be intriguing'. Replace the letter 'c' with 'h' in the sentence.

Ex Output:
the objeht in the photo seems to be intriguing


Ex Input:
Sentence: 'a bathroom sink and a bathroom mirror in a lit up room'. Replace the letter 'o' with 't' in the sentence.

Ex Output:

a bathrttm sink and a bathrttm mirrtr in a lit up rttm