Contests

Upcoming Contests

There are no scheduled contests at this time.

Past Contests

Contest ▾ Users
New Year's 2017 rated seasonal
Jan 1, 2017, 9:00
12:00 long
134
New Year's 2016 rated seasonal
Jan 1, 2016, 12:00
2 days long
112
New Year's 2015 rated seasonal
Jan 1, 2015, 9:00
4 days long
33
National Olympiad in Informatics 2020 - Day 2
Aug 6, 2021, 0:00 - Aug 24, 2021, 2:00
04:00 window
32
National Olympiad in Informatics 2020 - Day 1
Aug 6, 2021, 0:00 - Aug 24, 2021, 2:00
04:00 window
113
National Olympiad in Informatics 2019 - Day 2
Jul 20, 2020, 0:00 - Jul 26, 2020, 0:00
05:00 window
31
National Olympiad in Informatics 2019 - Day 1
Jul 17, 2020, 0:00 - Jul 23, 2020, 0:00
05:00 window
81
National Olympiad in Informatics 2015 - Day 2
Jul 26, 2021, 0:00 - Aug 2, 2021, 0:00
04:00 window
21
National Olympiad in Informatics 2015 - Day 1
Jul 26, 2021, 0:00 - Aug 2, 2021, 0:00
04:00 window
61
245
440
503
Mock CCO '19 Contest 2, Day 2seasonal
May 13, 2019, 12:00 - May 14, 2019, 12:00
04:00 window
19
Mock CCO '19 Contest 2, Day 1seasonal
May 7, 2019, 15:00 - May 10, 2019, 15:00
04:00 window
38
Mock CCO '19 Contest 1, Day 2seasonal
May 6, 2019, 15:00 - May 7, 2019, 15:00
04:00 window
24
Mock CCO '19 Contest 1, Day 1seasonal
May 1, 2019, 12:00 - May 6, 2019, 19:00
04:00 window
62
Mock CCO '18 Contest 5, Days 1 and 2external
May 6, 2018, 0:00 - May 15, 2018, 0:00
04:00 window
37
Mock CCO '18 Contest 4, Days 1 and 2external
Apr 28, 2018, 0:00 - May 7, 2018, 0:00
03:00 window
61
Mock CCO '18 Contest 3, Day 2external
Apr 22, 2018, 0:00 - Apr 30, 2018, 0:00
04:00 window
15
Mock CCO '18 Contest 3, Day 1external
Apr 22, 2018, 0:00 - Apr 30, 2018, 0:00
04:00 window
42