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

Input: Consider Input: Sentence: 'a gray and white cat sleeping on top of a laptop computer'. Replace the letter 'l' with 'g' in the sentence.

Output: a gray and white cat sgeeping on top of a gaptop computer


Input: Consider Input: Sentence: 'a toddler on skis being held up by a grownup'. Replace the letter 'o' with 'k' in the sentence.

Output: a tkddler kn skis being held up by a grkwnup


Input: Consider Input: Sentence: 'a display of many fruits for sale in an outdoor market'. Replace the letter 'y' with 'l' in the sentence.


Output: a displal of manl fruits for sale in an outdoor market