Contests

Ongoing contests

Contest Users
April Fools' Day Contest 3seasonal
Ends in 08:48:07
Apr 1, 2026, 0:00 - Apr 8, 2026, 0:00
7 days window
191
Bruce's CIW Training Contest 2external
Ends in 3 days 03:18:07
Apr 4, 2026, 13:00 - Apr 10, 2026, 18:30
04:00 window
4
Bruce's CCO Training Contest 2external
Ends in 5 days 03:48:07
Apr 4, 2026, 13:00 - Apr 12, 2026, 19:00
04:00 window
5

Upcoming contests

There are no scheduled contests at this time.

Past contests

Contest Users
BSSPC '21 Senior rated external
Dec 27, 2021, 0:00 - Dec 30, 2021, 0:00
03:00 window
162
COCI '21 Contest 3 Unofficial Mirrormirror
Dec 27, 2021, 0:00 - Jan 10, 2022, 0:00
03:00 window
120
An Animal Contest 4 rated
Dec 24, 2021, 0:00 - Dec 28, 2021, 0:00
03:00 window
221
COCI '20 Contest 4 Unofficial Mirrormirror
Dec 17, 2021, 0:00 - Jan 31, 2022, 0:00
03:00 window
97
DMOPC '21 December Contest rated dmopc
Dec 17, 2021, 0:00 - Dec 21, 2021, 0:00
03:00 window
179
SAC '22 Code Challenge 2external
Dec 17, 2021, 0:00 - Dec 21, 2021, 0:00
02:00 window
91
COCI '21 Contest 2 Unofficial Mirrormirror
Dec 15, 2021, 0:00 - Dec 29, 2021, 0:00
03:00 window
55
WOSS Dual Olympiad 2021 Juniorexternal
Dec 14, 2021, 15:00 - Dec 20, 2021, 23:59
01:20 window
162
WOSS Dual Olympiad 2021 Seniorexternal
Dec 14, 2021, 15:00 - Dec 20, 2021, 23:59
01:20 window
123
COCI '21 Contest 1 Unofficial Mirrormirror
Nov 29, 2021, 0:00 - Dec 6, 2021, 0:00
03:00 window
56
DMOPC '21 November Contest rated dmopc
Nov 13, 2021, 0:00 - Nov 16, 2021, 0:00
03:00 window
225
NOIP '18 Day 1 Unofficial Mirrormirror
Nov 5, 2021, 0:00 - Nov 11, 2021, 23:59
03:00 window
48
NOIP '18 Day 2 Unofficial Mirrormirror
Nov 5, 2021, 0:00 - Nov 11, 2021, 23:59
03:00 window
15
Mock CCC '22 Senior
Nov 2, 2021, 0:00 - Nov 22, 2021, 0:00
03:00 window
194
SAC '22 Code Challenge 1external
Oct 29, 2021, 0:00 - Nov 1, 2021, 0:00
02:00 window
170
DMOPC '21 October Contest rated dmopc
Oct 9, 2021, 0:00 - Oct 12, 2021, 0:00
03:00 window
198
UCRPC F21 Online Unofficial Mirrormirror
Oct 4, 2021, 0:00 - Nov 1, 2021, 0:00
04:00 window
100
DMOPC '21 September Contest rated dmopc
Sep 4, 2021, 0:00 - Sep 7, 2021, 0:00
03:00 window
220
Another Contest 8 rated
Aug 28, 2021, 0:00 - Aug 30, 2021, 0:00
02:00 window
125
An Unrated Contest
Aug 24, 2021, 0:00 - Sep 1, 2021, 0:00
03:00 window
158