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

Input: Consider Input: Sentence: 'a refrigerator with both its doors open in a kitchen'. Replace the letter 'o' with 'x' in the sentence.

Output: a refrigeratxr with bxth its dxxrs xpen in a kitchen


Input: Consider Input: Sentence: 'a dog wearing a pink life jacket sitting on a surf board in the ocean'. Replace the letter 'c' with 'y' in the sentence.

Output: a dog wearing a pink life jayket sitting on a surf board in the oyean


Input: Consider Input: Sentence: 'a man and a woman standing next to each other over bowls of food'. Replace the letter 'n' with 'i' in the sentence.


Output: a mai aid a womai staidiig iext to each other over bowls of food