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

Input: Consider Input: Sentence: 'several older electronics, including cellular phones and a palm pilot with a  broken screen next to each other in white box enclosure'. Replace the letter 'u' with 't' in the sentence.

Output: several older electronics, incltding celltlar phones and a palm pilot with a  broken screen next to each other in white box enclostre


Input: Consider Input: Sentence: 'a boy is sitting at a dinner table with his food'. Replace the letter 't' with 'r' in the sentence.

Output: a boy is sirring ar a dinner rable wirh his food


Input: Consider Input: Sentence: 'a pizza that has sauce, tomatoes, cheese and other things on  aluminum foil'. Replace the letter 'e' with 'y' in the sentence.


Output: a pizza that has saucy, tomatoys, chyysy and othyr things on  aluminum foil