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

Input: Consider Input: Sentence: 'a young boy in a shopping cart looking at tooth brushes'. Replace the letter 'o' with 'r' in the sentence.

Output: a yrung bry in a shrpping cart lrrking at trrth brushes


Input: Consider Input: Sentence: 'people walk through a local fruit market in a city'. Replace the letter 'e' with 'n' in the sentence.

Output: pnopln walk through a local fruit marknt in a city


Input: Consider Input: Sentence: 'motorcycles race along a wide and curved raceway'. Replace the letter 'd' with 'q' in the sentence.


Output: motorcycles race along a wiqe anq curveq raceway