Class Assignment - Backtracking

https://online.codingblocks.com/player/16682/content/10326/4925

Solved by backtracking.
Answer is right of Sample Input.
Getting TLE while Submitting the answer.

@phantom

question link is not opening for me

https://online.codingblocks.com/player/16682/content/10326/5136

tell me quest. name link is not working

Class Assignment in Bactracking.

class Assignment…

this online course is not open for me i cant see content