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

Ex Input:
Sentence: 'a small child reaching back with a wii remote'. Replace the letter 'l' with 'o' in the sentence.

Ex Output:
a smaoo chiod reaching back with a wii remote


Ex Input:
Sentence: 'a bowl filled with vegetables and noodles on a table'. Replace the letter 'l' with 'r' in the sentence.

Ex Output:
a bowr firred with vegetabres and noodres on a tabre


Ex Input:
Sentence: 'a series of pictures showing cats and a stuffed teddy bear'. Replace the letter 'd' with 'g' in the sentence.

Ex Output:

a series of pictures showing cats ang a stuffeg teggy bear