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

Ex Input:
Sentence: 'a woman is on skis riding down the snow covered sloped'. Replace the letter 'd' with 'q' in the sentence.

Ex Output:
a woman is on skis riqing qown the snow covereq slopeq


Ex Input:
Sentence: 'a bus all lite up inside and out with diffrent colors '. Replace the letter 'r' with 'w' in the sentence.

Ex Output:
a bus all lite up inside and out with diffwent colows 


Ex Input:
Sentence: 'stone and white colored structure in front of white modern building'. Replace the letter 'r' with 'p' in the sentence.

Ex Output:

stone and white coloped stpuctupe in fpont of white modepn building