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

Input: Consider Input: Sentence: 'a man in black shirt laying on bed with a teddy bear'. Replace the letter 'd' with 'b' in the sentence.

Output: a man in black shirt laying on beb with a tebby bear


Input: Consider Input: Sentence: 'a herd of black cattle grazing and lounging in a green field'. Replace the letter 'a' with 'q' in the sentence.

Output: q herd of blqck cqttle grqzing qnd lounging in q green field


Input: Consider Input: Sentence: 'a baseball game showing the batter and catcher'. Replace the letter 'g' with 'd' in the sentence.


Output: a baseball dame showind the batter and catcher