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

Ex Input:
Sentence: 'the person rides down the path atop the pink skateboard'. Replace the letter 'e' with 'c' in the sentence.

Ex Output:
thc pcrson ridcs down thc path atop thc pink skatcboard


Ex Input:
Sentence: 'wine is being poured into a wine glass with a syringe'. Replace the letter 'e' with 'y' in the sentence.

Ex Output:
winy is bying pouryd into a winy glass with a syringy


Ex Input:
Sentence: 'a couple of zebras are standing together outside'. Replace the letter 'a' with 'c' in the sentence.

Ex Output:

c couple of zebrcs cre stcnding together outside