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

Ex Input:
Sentence: 'a living room with an orange couch and green decorations'. Replace the letter 'c' with 'm' in the sentence.

Ex Output:
a living room with an orange moumh and green demorations


Ex Input:
Sentence: 'a skier in the midst of a jump'. Replace the letter 'm' with 'd' in the sentence.

Ex Output:
a skier in the didst of a judp


Ex Input:
Sentence: 'an adult zebra standing beside a baby zebra in a field'. Replace the letter 'n' with 'd' in the sentence.

Ex Output:

ad adult zebra staddidg beside a baby zebra id a field