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

Input: Consider Input: Sentence: 'stone and white colored structure in front of white modern building'. Replace the letter 'r' with 'p' in the sentence.

Output: stone and white coloped stpuctupe in fpont of white modepn building


Input: Consider Input: Sentence: 'batter is twisted up as he took a swing at the baseball'. Replace the letter 'h' with 'i' in the sentence.

Output: batter is twisted up as ie took a swing at tie baseball


Input: Consider Input: Sentence: 'a wheelchair, desk and a window in a room'. Replace the letter 'e' with 'u' in the sentence.


Output: a whuulchair, dusk and a window in a room