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

Input: Consider Input: Sentence: 'a person under an open umbrella in the sand'. Replace the letter 'd' with 'h' in the sentence.

Output: a person unher an open umbrella in the sanh


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: 'plane on tarmac pulled up to building to allow passengers to board'. Replace the letter 'p' with 'e' in the sentence.


Output: elane on tarmac eulled ue to building to allow eassengers to board