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

Ex Input:
Sentence: 'a buddha statue sitting under a cat umbrella'. Replace the letter 'c' with 'h' in the sentence.

Ex Output:
a buddha statue sitting under a hat umbrella


Ex Input:
Sentence: 'a formal dinning room in a stately manor'. Replace the letter 'n' with 'o' in the sentence.

Ex Output:
a formal diooiog room io a stately maoor


Ex Input:
Sentence: 'a white pickup truck with two large atv's sitting on it's flatbed'. Replace the letter 't' with 'a' in the sentence.

Ex Output:

a whiae pickup aruck wiah awo large aav's siaaing on ia's flaabed