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

Input: Consider Input: Sentence: 'a white plate topped with meat and greens'. Replace the letter 's' with 'b' in the sentence.

Output: a white plate topped with meat and greenb

Input: Consider Input: Sentence: 'man holding pair of red handled scissor in front of face'. Replace the letter 'i' with 'f' in the sentence.

Output: man holdfng pafr of red handled scfssor fn front of face

Input: Consider Input: Sentence: 'donut shop sign on an empty street next to a tree'. Replace the letter 's' with 'w' in the sentence.
Output: donut whop wign on an empty wtreet next to a tree