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

Input: Consider Input: Sentence: 'you are never to old to play with the nintendo wii'. Replace the letter 'e' with 'v' in the sentence.

Output: you arv nvvvr to old to play with thv nintvndo wii


Input: Consider Input: Sentence: 'three colorful knit bear toys with button eyes'. Replace the letter 'r' with 'z' in the sentence.

Output: thzee colozful knit beaz toys with button eyes


Input: Consider Input: Sentence: 'a plate of food which contain smothered meat, potatoes and broccoli'. Replace the letter 'p' with 'v' in the sentence.


Output: a vlate of food which contain smothered meat, votatoes and broccoli