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

Input: Consider Input: Sentence: 'a person that is sitting under an umbrella'. Replace the letter 'a' with 'l' in the sentence.

Output: l person thlt is sitting under ln umbrelll


Input: Consider Input: Sentence: 'an old photo of group of people nicely dressed around the end of a long table'. Replace the letter 'e' with 'i' in the sentence.

Output: an old photo of group of piopli nicily drissid around thi ind of a long tabli


Input: Consider Input: Sentence: 'a group of people playing music in front of the capital'. Replace the letter 'c' with 'e' in the sentence.


Output: a group of people playing musie in front of the eapital