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

Ex Input:
Sentence: 'a man standing in the water flying a kite'. Replace the letter 'w' with 's' in the sentence.

Ex Output:
a man standing in the sater flying a kite


Ex Input:
Sentence: 'a couch, footrest, tv and other furniture are arranged in a living room'. Replace the letter 'o' with 'g' in the sentence.

Ex Output:
a cguch, fggtrest, tv and gther furniture are arranged in a living rggm


Ex Input:
Sentence: 'a man is doing a trick on a skateboard'. Replace the letter 'k' with 't' in the sentence.

Ex Output:

a man is doing a trict on a stateboard