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

Input: Consider Input: Sentence: 'a man rolling dough in the kitchen'. Replace the letter 'a' with 'e' in the sentence.

Output: e men rolling dough in the kitchen


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 long exposure photo of a nighttime city scene'. Replace the letter 'i' with 'b' in the sentence.


Output: a long exposure photo of a nbghttbme cbty scene