Can someone explain  the solution of SEERC 2020 problem A more precisely?
Difference between en1 and en2, changed 9 character(s)
the link of the problem:↵
https://mirror.codeforces.com/gym/103102/problem/A↵

I guess I have known the general idea of this problem, but I don't know how to solve it practically。↵


I have read the tutorial, but I can't really understand it.↵


So I hope someone will share your thoughts on this problem.↵

History

 
 
 
 
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  Rev. Lang. By When Δ Comment
en2 English QuantumBolt 2021-07-15 12:26:23 9
en1 English QuantumBolt 2021-07-15 12:25:57 372 Initial revision (published)