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

Input: Consider Input: Sentence: 'a man extends his arm with a frisbee in hand as another reaches to grab it while teammates watch'. Replace the letter 'a' with 'g' in the sentence.

Output: g mgn extends his grm with g frisbee in hgnd gs gnother regches to grgb it while tegmmgtes wgtch


Input: Consider Input: Sentence: 'the two boys are eating large carrots while sitting on a blanket'. Replace the letter 'a' with 'q' in the sentence.

Output: the two boys qre eqting lqrge cqrrots while sitting on q blqnket


Input: Consider Input: Sentence: 'three pictures show people on a white sidewalk'. Replace the letter 'e' with 'y' in the sentence.


Output: thryy picturys show pyoply on a whity sidywalk