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

Ex Input:
Sentence: 'two zebras are snuggling at the zoo in their display area'. Replace the letter 'e' with 'z' in the sentence.

Ex Output:
two zzbras arz snuggling at thz zoo in thzir display arza

Ex Input:
Sentence: 'a man is on a bed with a cat and laptop computer'. Replace the letter 'e' with 'n' in the sentence.

Ex Output:
a man is on a bnd with a cat and laptop computnr

Ex Input:
Sentence: 'man delivering a hit to ball during a tennis match'. Replace the letter 's' with 't' in the sentence.

Ex Output:
man delivering a hit to ball during a tennit match