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

Input: Consider Input: Sentence: 'a table that has a pizza sitting on it'. Replace the letter 'a' with 'w' in the sentence.

Output: w twble thwt hws w pizzw sitting on it


Input: Consider Input: Sentence: 'a house cat sits on an oven door, sniffing the oven racks inside'. Replace the letter 'i' with 'y' in the sentence.

Output: a house cat syts on an oven door, snyffyng the oven racks ynsyde


Input: Consider Input: Sentence: 'three young school girls waiting on a subway train platform'. Replace the letter 't' with 'o' in the sentence.


Output: ohree young school girls waioing on a subway orain plaoform