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

Ex Input:
Sentence: 'a well dressed man standing near his early bicycle'. Replace the letter 'e' with 'd' in the sentence.

Ex Output:
a wdll drdssdd man standing ndar his darly bicycld


Ex Input:
Sentence: 'a number of people sitting on chairs near each other'. Replace the letter 'c' with 'm' in the sentence.

Ex Output:
a number of people sitting on mhairs near eamh other


Ex Input:
Sentence: 'colorful flowered vases sit on evenly spaced cantilevered shelves on a white wall'. Replace the letter 'l' with 'p' in the sentence.

Ex Output:

coporfup fpowered vases sit on evenpy spaced cantipevered shepves on a white wapp