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

Input: Consider Input: Sentence: 'two kids sitting on a  child's bed and smiling'. Replace the letter 't' with 's' in the sentence.

Output: swo kids sissing on a  child's bed and smiling


Input: Consider Input: Sentence: 'this is a tennis player getting ready to serve the ball'. Replace the letter 'h' with 'y' in the sentence.

Output: tyis is a tennis player getting ready to serve tye ball


Input: Consider Input: Sentence: 'police officers ride motorcylces in a traffic circle'. Replace the letter 'r' with 'v' in the sentence.


Output: police officevs vide motovcylces in a tvaffic civcle