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

Input: Consider Input: Sentence: 'two girls holding blue umbrellas wearing shirts and plastic'. Replace the letter 'd' with 'y' in the sentence.

Output: two girls holying blue umbrellas wearing shirts any plastic

Input: Consider Input: Sentence: 'a couple of giraffes eat some food out of a trey'. Replace the letter 'f' with 'e' in the sentence.

Output: a couple oe giraeees eat some eood out oe a trey

Input: Consider Input: Sentence: 'a little boy brushes his teeth and looks at the camera'. Replace the letter 'i' with 'b' in the sentence.
Output: a lbttle boy brushes hbs teeth and looks at the camera