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

Input: Consider Input: Sentence: 'a double decker bus stopped outside a station on a street'. Replace the letter 'c' with 'y' in the sentence.

Output: a double deyker bus stopped outside a station on a street


Input: Consider Input: Sentence: 'a toilet that is being worked on with its  seat removed'. Replace the letter 't' with 'p' in the sentence.

Output: a poilep phap is being worked on wiph ips  seap removed


Input: Consider Input: Sentence: 'to street signs on top of each other on a metal pole'. Replace the letter 'a' with 'o' in the sentence.


Output: to street signs on top of eoch other on o metol pole