Hello 2020 Editorial - Codeforces

→ Pay attention

Before contest
CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
24:06:07
Register now »

*has extra registration

→ Top rated

#	User	Rating
1	tourist	4009
2	jiangly	3823
3	Benq	3738
4	Radewoosh	3633
5	jqdai0815	3620
6	orzdevinwang	3529
7	ecnerwala	3446
8	Um_nik	3396
9	ksun48	3390
10	gamegame	3386

Countries | Cities | Organizations

→ Top contributors

#	User	Contrib.
1	cry	167
2	Um_nik	163
3	maomao90	162
3	atcoder_official	162
5	adamant	159
6	-is-this-fft-	158
7	awoo	157
8	TheScrasse	154
9	Dominater069	153
9	nor	153

View all →

→ Find user

→ Recent actions

Detailed →

Hello 2020 Editorial

Revision en4, by ko_osaga, 2020-01-04 18:53:51

Problem author:

A, B, C, F, G: ko_osaga
D: nong
E: ckw1140

A

B

C

D

E

F (Work in progress)

G

History

Revisions

	Rev.	Lang.	By	When	Δ	Comment
	en12		ko_osaga	2021-01-01 12:21:41	8284	Tiny change: '0.pdf?dl=0\n\nProble' -> '0.pdf?dl=0)\n\nProble'
	en11		ko_osaga	2020-01-05 05:57:04	3
	en10		ko_osaga	2020-01-05 05:55:13	67
	en9		ko_osaga	2020-01-05 05:52:49	691	Tiny change: 'problem's polygon name is "yet-ano' -> 'problem's working name was "yet-ano'
	en8		ko_osaga	2020-01-04 21:46:17	20
	en7		ko_osaga	2020-01-04 21:46:00	5236	Tiny change: 'ink about \textit{contracting} the edge ' -> 'ink about contracting the edge '
	en6		ko_osaga	2020-01-04 19:49:28	525
	en5		ko_osaga	2020-01-04 19:21:25	530
	en4		ko_osaga	2020-01-04 18:53:51	2	Tiny change: 'orial:1284C]\n</spoil' -> 'orial:1284E]\n</spoil'
	en3		ko_osaga	2020-01-04 18:46:35	153
	en2		ko_osaga	2020-01-04 18:45:55	10331
	en1		ko_osaga	2020-01-04 18:44:39	10326	Initial revision (published)