Contests

Upcoming contests

There are no scheduled contests at this time.

Past contests

Contest Users
2025 Canadian Computing Olympiad - Day 1 Mirrormirror
May 31, 2025, 14:30 - Jun 14, 2025, 0:00
04:00 window
77
2025 Canadian Computing Olympiad - Day 2 Mirrormirror
May 31, 2025, 14:30 - Jun 14, 2025, 0:00
04:00 window
16
2025 Canadian Informatics Workshop - Day 1 Mirrormirror
May 31, 2025, 14:30 - Jun 14, 2025, 0:00
04:00 window
29
2025 Canadian Informatics Workshop - Day 2 Mirrormirror
May 31, 2025, 14:30 - Jun 14, 2025, 0:00
04:00 window
11
OTHS Coding Competition 4
May 22, 2025, 15:00 - May 30, 2025, 0:00
01:30 window
92
Bruce's CCO Training Contest 7external
May 22, 2025, 0:00 - May 25, 2025, 19:00
04:00 window
32
Bruce's CCO Training Contest 6external
May 15, 2025, 0:00 - May 18, 2025, 19:00
04:00 window
42
Bruce's CCO Training Contest 5external
May 8, 2025, 0:00 - May 11, 2025, 19:00
04:00 window
42
Bruce's CCO Training Contest 4external
May 1, 2025, 0:00 - May 4, 2025, 19:00
04:00 window
38
Bruce's CCO Training Contest 3external
Apr 24, 2025, 0:00 - Apr 27, 2025, 19:00
04:00 window
42
Bruce's CCO Training Contest 2external
Apr 17, 2025, 0:00 - Apr 20, 2025, 19:00
04:00 window
44
Bruce's CCO Training Contest 1external
Apr 10, 2025, 0:00 - Apr 13, 2025, 19:00
04:00 window
61
April Fools' Day Contest 2
Apr 1, 2025, 0:00
7 days long
242
Arcadia Computing Contest 2 rated
Mar 19, 2025, 18:15 - Mar 27, 2025, 0:00
02:00 window
217
2025 Canadian Computing Competition Junior Division Mirrormirror
Mar 14, 2025, 22:30 - Mar 29, 2025, 0:00
03:00 window
98
2025 Canadian Computing Competition Senior Division Mirrormirror
Feb 25, 2025, 23:40 - Mar 10, 2025, 0:00
03:00 window
137
Dilhan's Computing Contest 1 rated
Feb 18, 2025, 0:00 - Feb 25, 2025, 0:00
03:00 window
344
OTHS Coding Competition 3 (Mock CCC)
Feb 13, 2025, 0:00 - Feb 19, 2025, 0:00
03:00 window
292
Dr. Anne Anderson Coding Contest rated
Feb 11, 2025, 17:10 - Feb 18, 2025, 0:00
02:00 window
370
Mock CCC '25 1 Senior
Jan 15, 2025, 0:00 - Jan 22, 2025, 0:00
03:00 window
130