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

Ex Input:
Sentence: 'a skier with his legs covered in snow lifts one of his feet to stamp it'. Replace the letter 's' with 'y' in the sentence.

Ex Output:
a ykier with hiy legy covered in ynow lifty one of hiy feet to ytamp it


Ex Input:
Sentence: 'bus with sheep decals in foreign language and doughnuts'. Replace the letter 'g' with 'i' in the sentence.

Ex Output:
bus with sheep decals in foreiin laniuaie and douihnuts


Ex Input:
Sentence: 'a park bench that is next to a body of water'. Replace the letter 'w' with 'q' in the sentence.

Ex Output:

a park bench that is next to a body of qater