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

Example Input: Sentence: 'a man loads bananas high on top of a banana truck'. Replace the letter 'f' with 'c' in the sentence.
Example Output: a man loads bananas high on top oc a banana truck

Example Input: Sentence: 'a study table with computer, mouse and keyboard .photo frame are also kept'. Replace the letter 'u' with 'q' in the sentence.
Example Output: a stqdy table with compqter, moqse and keyboard .photo frame are also kept

Example Input: Sentence: 'a man plowing field with the help of two horses'. Replace the letter 'w' with 'u' in the sentence.
Example Output:
a man plouing field uith the help of tuo horses