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

Input: Consider Input: Sentence: 'a group of men and women sitting next to each other'. Replace the letter 'p' with 'l' in the sentence.

Output: a groul of men and women sitting next to each other


Input: Consider Input: Sentence: 'the man is skiing fast in the snow'. Replace the letter 'o' with 'x' in the sentence.

Output: the man is skiing fast in the snxw


Input: Consider Input: Sentence: 'a herd of zebra walking along a grass covered field'. Replace the letter 'e' with 'y' in the sentence.


Output: a hyrd of zybra walking along a grass covyryd fiyld