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

Input: Consider Input: Sentence: 'a man sitting at a table and using his laptop'. Replace the letter 'd' with 'o' in the sentence.

Output: a man sitting at a table ano using his laptop


Input: Consider Input: Sentence: 'a close up of a grassy beach showing an umbrella and wind board'. Replace the letter 'a' with 'f' in the sentence.

Output: f close up of f grfssy befch showing fn umbrellf fnd wind bofrd


Input: Consider Input: Sentence: 'a large clock mounted inside of a stone surface'. Replace the letter 'l' with 'e' in the sentence.


Output: a earge ceock mounted inside of a stone surface