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

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: 'a skier with his legs covered in snow lifts one of his feet to stamp it'. Replace the letter 's' with 'y' in the sentence.

Output: a ykier with hiy legy covered in ynow lifty one of hiy feet to ytamp it


Input: Consider Input: Sentence: 'a elephant trainer training his elephants to do tricks'. Replace the letter 'p' with 'm' in the sentence.


Output: a elemhant trainer training his elemhants to do tricks