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

Ex Input:
Sentence: 'a man on the news, watched on the television'. Replace the letter 'o' with 'z' in the sentence.

Ex Output:
a man zn the news, watched zn the televisizn


Ex Input:
Sentence: 'a sign sitting on the side of a snow covered slope'. Replace the letter 'e' with 'g' in the sentence.

Ex Output:
a sign sitting on thg sidg of a snow covgrgd slopg


Ex Input:
Sentence: 'a white bowl filled with lots of ripe bananas'. Replace the letter 'e' with 'p' in the sentence.

Ex Output:

a whitp bowl fillpd with lots of ripp bananas