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

Input: Consider Input: Sentence: 'a person that is sitting under an umbrella'. Replace the letter 'a' with 'l' in the sentence.

Output: l person thlt is sitting under ln umbrelll


Input: Consider Input: Sentence: 'a couple of kids with rackets on a court'. Replace the letter 'u' with 'd' in the sentence.

Output: a codple of kids with rackets on a codrt


Input: Consider Input: Sentence: 'the bathroom has a splash of color with the blue tiles'. Replace the letter 't' with 'q' in the sentence.


Output: qhe baqhroom has a splash of color wiqh qhe blue qiles