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

Ex Input:
Sentence: 'a man has his hand on top of a blender'. Replace the letter 'd' with 'o' in the sentence.

Ex Output:
a man has his hano on top of a blenoer


Ex Input:
Sentence: 'a toddler on skis being held up by a grownup'. Replace the letter 'o' with 'k' in the sentence.

Ex Output:
a tkddler kn skis being held up by a grkwnup


Ex Input:
Sentence: 'a toilet in a bathroom with small white tile on the floor'. Replace the letter 'a' with 'p' in the sentence.

Ex Output:

p toilet in p bpthroom with smpll white tile on the floor