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

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

Output: bus with sheep decals in foreiin laniuaie and douihnuts


Input: Consider Input: Sentence: 'a guy looking at a tennis ball with a goofy look'. Replace the letter 'a' with 'x' in the sentence.

Output: x guy looking xt x tennis bxll with x goofy look


Input: Consider Input: Sentence: 'a young man riding a skateboard up the side of a ramp'. Replace the letter 'r' with 'q' in the sentence.


Output: a young man qiding a skateboaqd up the side of a qamp