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

Input: Consider Input: Sentence: 'a baseball player is throwing a ball across the dirt field'. Replace the letter 'a' with 't' in the sentence.

Output: t btsebtll pltyer is throwing t btll tcross the dirt field


Input: Consider Input: Sentence: 'a dog wearing a hat on top of it's head'. Replace the letter 'g' with 'o' in the sentence.

Output: a doo wearino a hat on top of it's head


Input: Consider Input: Sentence: 'a businessman might as well check his phone while waiting'. Replace the letter 'n' with 'b' in the sentence.


Output: a busibessmab might as well check his phobe while waitibg