Codeforces Round #229 (Div. 2) Editorial [Unofficial]

Revision en4, by Akikaze, 2019-01-11 16:41:52

Since the original data has been lost during the dark days of Codeforces, no version of the editorial has been re-released, and I feel the round itself is quite educational, so I decided to give a try.

390A - Inna and Alarm Clock

Approach
Solution 1 (Map)
Solution 2 (Array)

390B - Inna, Dima and Song

Approach
Solution

390C - Inna and Candy Boxes

Approach
Solution

390D - Inna and Sweet Matrix

Approach
Solution

390E - Inna and Large Sweet Matrix

Approach
Solution
Tags codeforces, 229, editorial, second division, unofficial

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en4 English Akikaze 2019-01-11 16:41:52 0 (published)
en3 English Akikaze 2019-01-11 16:39:40 6454 Add editorials of D and E. Modifying designs of all source codes.
en2 English Akikaze 2019-01-11 16:05:02 3506 Add editorials of B and C.
en1 English Akikaze 2019-01-11 15:40:11 4948 Initial revision (saved to drafts)