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

Input: Consider Input: Sentence: 'a pile of chopped up broccoli sits next to bottles of sauces'. Replace the letter 't' with 'y' in the sentence.

Output: a pile of chopped up broccoli siys nexy yo boyyles of sauces


Input: Consider Input: Sentence: 'a black velvety chair with chrome colored frame'. Replace the letter 'a' with 'z' in the sentence.

Output: z blzck velvety chzir with chrome colored frzme


Input: Consider Input: Sentence: 'an older person teaching a younger person how to ski'. Replace the letter 'p' with 'k' in the sentence.


Output: an older kerson teaching a younger kerson how to ski