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

Ex Input:
Sentence: 'a man in a baseball cap watching something in the air'. Replace the letter 'g' with 'o' in the sentence.

Ex Output:
a man in a baseball cap watchino somethino in the air


Ex Input:
Sentence: 'a sad looking dog getting a bath in a sink'. Replace the letter 't' with 'c' in the sentence.

Ex Output:
a sad looking dog geccing a bach in a sink


Ex Input:
Sentence: 'a person is riding a skateboard in a skateboard park'. Replace the letter 'a' with 'o' in the sentence.

Ex Output:

o person is riding o skoteboord in o skoteboord pork