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

Ex Input:
Sentence: 'he is making a meal on the boat and the man behind is getting out chopsticks and the other one is sitting'. Replace the letter 'e' with 'j' in the sentence.

Ex Output:
hj is making a mjal on thj boat and thj man bjhind is gjtting out chopsticks and thj othjr onj is sitting


Ex Input:
Sentence: 'a herd of zebra stand together and eat grass'. Replace the letter 'n' with 'r' in the sentence.

Ex Output:
a herd of zebra stard together ard eat grass


Ex Input:
Sentence: 'a little girsl are on the back of a horse'. Replace the letter 't' with 'h' in the sentence.

Ex Output:

a lihhle girsl are on hhe back of a horse