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

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

Output: a buddha statue sitting under a hat umbrella


Input: Consider Input: Sentence: 'a boy taking a nap with his dog on a bed'. Replace the letter 'o' with 'i' in the sentence.

Output: a biy taking a nap with his dig in a bed


Input: Consider Input: Sentence: 'a stuffed rabbit next to a couple of carrots'. Replace the letter 'a' with 'r' in the sentence.


Output: r stuffed rrbbit next to r couple of crrrots