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

Input: Consider Input: Sentence: 'a clean, sterile bathroom with a shower, toilet, and sink'. Replace the letter 'n' with 'k' in the sentence.

Output: a cleak, sterile bathroom with a shower, toilet, akd sikk


Input: Consider Input: Sentence: 'a woman gives a thumbs up sign while sitting in front of a sandwich'. Replace the letter 's' with 'h' in the sentence.

Output: a woman giveh a thumbh up hign while hitting in front of a handwich


Input: Consider Input: Sentence: 'a woman with a yellow hat playing tennis'. Replace the letter 'g' with 'x' in the sentence.


Output: a woman with a yellow hat playinx tennis