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

Input: Consider Input: Sentence: 'two children who are standing next to a white fire hydrant'. Replace the letter 't' with 'r' in the sentence.

Output: rwo children who are sranding nexr ro a whire fire hydranr


Input: Consider Input: Sentence: 'a patio filled with white tables and chairs covered with umbrellas'. Replace the letter 'o' with 'e' in the sentence.

Output: a patie filled with white tables and chairs cevered with umbrellas


Input: Consider Input: Sentence: 'a lady is playing tennis and taking an odd swing at the ball'. Replace the letter 'i' with 'w' in the sentence.


Output: a lady ws playwng tennws and takwng an odd swwng at the ball