Alexander Koptsov @ Timus Online Judge

Online Judge	Problems	Authors	Online contests
About Online Judge Frequently asked questions Site news Webboard Links	Problem set Submit solution Judge status Guide	Register Update your info Authors ranklist	Current contest Scheduled contests Past contests Rules

Alexander Koptsov

Rank by solved	70241 out of 167387
Problems solved	3 out of 1198
Rank by rating	55613 out of 167387
Rating	483 out of 1712985

Recent submissions
Recent accepted submissions

The map of solved problems

Compare to my map

Sort by volume and id | volume and difficulty | difficulty

Volume 1

Rank in ranklist: 51231 out of 134798

Problems solved: 2 out of 100

Volume 2

Volume 3

Volume 4

Volume 5

Volume 6

Rank in ranklist: 20544 out of 31661

Problems solved: 1 out of 100

Volume 7

Volume 8

Volume 9

Volume 10

Volume 11

Volume 12

Neighbours

Rank	Author	Rating	Solved	Last AC
70238	Nika	484	3	5 Oct 2017 22:31
70239	Лкгкшк	484	3	17 Apr 2025 16:58
70240	Frol	483	3	22 Sep 2008 22:10
70241	Alexander Koptsov	483	3	17 Apr 2010 15:37
70242	tester	483	3	28 May 2012 08:07
70243	Alexeev MN	483	3	7 Oct 2014 22:28
70244	aaa	482	3	19 Apr 2002 22:43