Please explain how to approach such problms - KOICOST - Cost

IN Java any intuitive approach.

Topic	Category	Replies	Views	Activity
What is wrong in my code…. i’m continuously getting runtime error(SIGSEGV)COT - Count on a tree	ProblemSet Archive	4	156	Feb 20
Getting TLE in AKBAR - Akbar , The great. Why?	ProblemSet Archive	3	139	Mar 11
Why my topo code not working!	ProblemSet Archive	3	277	Jun '24
AIBOHPHOBIA - LPS vs Direct Approach	ProblemSet Archive	1	83	Mar 31
What am i Missing	ProblemSet Archive	1	126	Feb 22