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 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 traffic sign is shown in bright red and yellow'. Replace the letter 'g' with 'd' in the sentence.


Output: a traffic sidn is shown in bridht red and yellow