| 1451 | Codeforces Round 685 (Div. 2) | Nov 21, 2020, 02:35 PM | 2h 15m | Finished | |
| 1452 | Educational Codeforces Round 98 (Rated for Div. 2) | Nov 19, 2020, 02:35 PM | 2h | Finished | |
| 1439 | Codeforces Round 684 (Div. 1) | Nov 17, 2020, 02:35 PM | 2h 15m | Finished | |
| 1440 | Codeforces Round 684 (Div. 2) | Nov 17, 2020, 02:35 PM | 2h 15m | Finished | |
| 1447 | Codeforces Round 683 (Div. 2, by Meet IT) | Nov 15, 2020, 02:35 PM | 2h 30m | Finished | |
| 1446 | Codeforces Round 683 (Div. 1, by Meet IT) | Nov 15, 2020, 02:35 PM | 2h 30m | Finished | |
| 1438 | Codeforces Round 682 (Div. 2) | Nov 13, 2020, 02:35 PM | 2h | Finished | |
| 1431 | Kotlin Heroes 5: ICPC Round | Nov 12, 2020, 02:35 PM | 2h 30m | Finished | |
| 1432 | Kotlin Heroes 5: ICPC Round (Practice) | Nov 05, 2020, 01:35 PM | 168h | Finished | |
| 1443 | Codeforces Round 681 (Div. 2, based on VK Cup 2019-2020 - Final) | Nov 02, 2020, 02:35 PM | 2h | Finished | |
| 1442 | Codeforces Round 681 (Div. 1, based on VK Cup 2019-2020 - Final) | Nov 02, 2020, 02:35 PM | 2h | Finished | |
| 1441 | VK Cup 2019-2020 - Final Round (Engine) | Nov 01, 2020, 02:05 PM | 2h | Finished | |
| 1445 | Codeforces Round 680 (Div. 2, based on Moscow Team Olympiad) | Nov 01, 2020, 11:05 AM | 2h | Finished | |
| 1444 | Codeforces Round 680 (Div. 1, based on Moscow Team Olympiad) | Nov 01, 2020, 11:05 AM | 2h | Finished | |
| 1437 | Educational Codeforces Round 97 (Rated for Div. 2) | Oct 27, 2020, 02:35 PM | 2h | Finished | |
| 1435 | Codeforces Round 679 (Div. 2, based on Technocup 2021 Elimination Round 1) | Oct 25, 2020, 11:05 AM | 2h | Finished | |
| 1434 | Codeforces Round 679 (Div. 1, based on Technocup 2021 Elimination Round 1) | Oct 25, 2020, 11:05 AM | 2h | Finished | |
| 1413 | Technocup 2021 - Elimination Round 1 | Oct 25, 2020, 11:05 AM | 2h | Finished | |
| 1436 | Codeforces Round 678 (Div. 2) | Oct 24, 2020, 02:05 PM | 2h 10m | Finished | |
| 1412 | Технокубок 2021 - Ознакомительный Раунд 1 | Oct 23, 2020, 10:05 AM | 48h | Finished | |
| 1433 | Codeforces Round 677 (Div. 3) | Oct 20, 2020, 02:35 PM | 2h | Finished | |
| 1421 | Codeforces Round 676 (Div. 2) | Oct 18, 2020, 09:05 AM | 2h | Finished | |
| 1428 | Codeforces Raif Round 1 (Div. 1 + Div. 2) | Oct 17, 2020, 01:05 PM | 2h 30m | Finished | |
| 1430 | Educational Codeforces Round 96 (Rated for Div. 2) | Oct 11, 2020, 09:05 AM | 2h | Finished | |
| 1427 | Codeforces Global Round 11 | Oct 10, 2020, 02:50 PM | 3h | Finished | |
| 1424 | Bubble Cup 13 - Finals [Online Mirror, unrated, Div. 2] | Oct 05, 2020, 01:05 PM | 3h | Finished | |
| 1423 | Bubble Cup 13 - Finals [Online Mirror, unrated, Div. 1] | Oct 05, 2020, 01:05 PM | 3h | Finished | |
| 1422 | Codeforces Round 675 (Div. 2) | Oct 04, 2020, 04:05 PM | 2h | Finished | |
| 1408 | Grakn Forces 2020 | Sep 30, 2020, 02:35 PM | 2h 45m | Finished | |
| 1426 | Codeforces Round 674 (Div. 3) | Sep 28, 2020, 08:05 AM | 2h | Finished | |
| 1417 | Codeforces Round 673 (Div. 2) | Sep 27, 2020, 03:05 PM | 2h | Finished | |
| 1416 | Codeforces Round 673 (Div. 1) | Sep 27, 2020, 03:05 PM | 2h | Finished | |
| 1425 | 2020 ICPC, COMPFEST 12, Indonesia Multi-Provincial Contest (Unrated, Online Mirror, ICPC Rules, Teams Preferred) | Sep 27, 2020, 05:00 AM | 5h | Finished | |
| 1420 | Codeforces Round 672 (Div. 2) | Sep 24, 2020, 02:35 PM | 2h | Finished | |
| 1419 | Codeforces Round 671 (Div. 2) | Sep 19, 2020, 02:35 PM | 2h | Finished | |
| 1418 | Educational Codeforces Round 95 (Rated for Div. 2) | Sep 14, 2020, 02:35 PM | 2h | Finished | |
| 1406 | Codeforces Round 670 (Div. 2) | Sep 12, 2020, 01:45 PM | 2h | Finished | |
| 1407 | Codeforces Round 669 (Div. 2) | Sep 08, 2020, 02:35 PM | 2h | Finished | |
| 1405 | Codeforces Round 668 (Div. 2) | Sep 06, 2020, 02:35 PM | 2h | Finished | |
| 1404 | Codeforces Round 668 (Div. 1) | Sep 06, 2020, 02:35 PM | 2h | Finished | |
| 1409 | Codeforces Round 667 (Div. 3) | Sep 04, 2020, 02:35 PM | 2h | Finished | |
| 1396 | Codeforces Round 666 (Div. 1) | Aug 30, 2020, 02:35 PM | 2h | Finished | |
| 1397 | Codeforces Round 666 (Div. 2) | Aug 30, 2020, 02:35 PM | 2h | Finished | |
| 1403 | Central-European Olympiad in Informatics, CEOI 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) | Aug 28, 2020, 12:05 PM | 5h 10m | Finished | |
| 1402 | Central-European Olympiad in Informatics, CEOI 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) | Aug 26, 2020, 12:05 PM | 5h | Finished | |
| 1400 | Educational Codeforces Round 94 (Rated for Div. 2) | Aug 25, 2020, 02:35 PM | 2h | Finished | |
| 1401 | Codeforces Round 665 (Div. 2) | Aug 21, 2020, 02:35 PM | 2h | Finished | |
| 1392 | Codeforces Global Round 10 | Aug 16, 2020, 02:35 PM | 3h | Finished | |
| 1398 | Educational Codeforces Round 93 (Rated for Div. 2) | Aug 14, 2020, 02:35 PM | 2h | Finished | |
| 1395 | Codeforces Round 664 (Div. 2) | Aug 12, 2020, 02:35 PM | 2h | Finished | |