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

Ex Input:
Sentence: 'a wooden bench near a tree and a stone wall'. Replace the letter 'l' with 'q' in the sentence.

Ex Output:
a wooden bench near a tree and a stone waqq


Ex Input:
Sentence: 'a painting of scissors going to cut a chain with a lock'. Replace the letter 'g' with 'v' in the sentence.

Ex Output:
a paintinv of scissors voinv to cut a chain with a lock


Ex Input:
Sentence: 'a cup of coffee and sprinkle covered doughnut sit on a table'. Replace the letter 'p' with 'o' in the sentence.

Ex Output:

a cuo of coffee and sorinkle covered doughnut sit on a table