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

Ex Input:
Sentence: 'children trying little hamburgers from a tray at school'. Replace the letter 'y' with 'l' in the sentence.

Ex Output:
children trling little hamburgers from a tral at school


Ex Input:
Sentence: 'a large clock on the top of pole in the middle of a walk way'. Replace the letter 'f' with 'h' in the sentence.

Ex Output:
a large clock on the top oh pole in the middle oh a walk way


Ex Input:
Sentence: 'bathroom picture featuring a toilet, handicap bars and colorful brick walls'. Replace the letter 'i' with 'k' in the sentence.

Ex Output:

bathroom pkcture featurkng a toklet, handkcap bars and colorful brkck walls