| 1499 | Educational Codeforces Round 106 (Rated for Div. 2) | Mar 18, 2021, 02:50 PM | 2h | Finished | |
| 1497 | Codeforces Round 708 (Div. 2) | Mar 17, 2021, 02:35 PM | 2h 15m | Finished | |
| 1501 | Codeforces Round 707 (Div. 2, based on Moscow Open Olympiad in Informatics) | Mar 13, 2021, 09:05 AM | 2h 30m | Finished | |
| 1500 | Codeforces Round 707 (Div. 1, based on Moscow Open Olympiad in Informatics) | Mar 13, 2021, 09:05 AM | 2h 30m | Finished | |
| 1495 | Codeforces Round 706 (Div. 1) | Mar 10, 2021, 12:05 PM | 2h | Finished | |
| 1496 | Codeforces Round 706 (Div. 2) | Mar 10, 2021, 12:05 PM | 2h | Finished | |
| 1488 | Kotlin Heroes: Episode 6 | Mar 09, 2021, 02:35 PM | 2h 30m | Finished | |
| 1493 | Codeforces Round 705 (Div. 2) | Mar 06, 2021, 02:05 PM | 2h 15m | Finished | |
| 1494 | Educational Codeforces Round 105 (Rated for Div. 2) | Mar 02, 2021, 02:45 PM | 2h | Finished | |
| 1489 | Kotlin Heroes: Practice 6 | Mar 02, 2021, 01:35 PM | 168h | Finished | |
| 1491 | Codeforces Global Round 13 | Feb 28, 2021, 01:35 PM | 3h | Finished | |
| 1492 | Codeforces Round 704 (Div. 2) | Feb 23, 2021, 09:05 AM | 2h | Finished | |
| 1486 | Codeforces Round 703 (Div. 2) | Feb 18, 2021, 02:35 PM | 2h 15m | Finished | |
| 1490 | Codeforces Round 702 (Div. 3) | Feb 16, 2021, 02:35 PM | 2h | Finished | |
| 1487 | Educational Codeforces Round 104 (Rated for Div. 2) | Feb 15, 2021, 02:35 PM | 2h | Finished | |
| 1485 | Codeforces Round 701 (Div. 2) | Feb 12, 2021, 02:50 PM | 2h | Finished | |
| 1480 | Codeforces Round 700 (Div. 2) | Feb 07, 2021, 02:35 PM | 2h 15m | Finished | |
| 1479 | Codeforces Round 700 (Div. 1) | Feb 07, 2021, 02:35 PM | 2h 15m | Finished | |
| 1481 | Codeforces Round 699 (Div. 2) | Feb 05, 2021, 02:35 PM | 2h | Finished | |
| 1476 | Educational Codeforces Round 103 (Rated for Div. 2) | Jan 29, 2021, 02:35 PM | 2h | Finished | |
| 1477 | Codeforces Round 698 (Div. 1) | Jan 28, 2021, 02:35 PM | 2h 15m | Finished | |
| 1478 | Codeforces Round 698 (Div. 2) | Jan 28, 2021, 02:35 PM | 2h 15m | Finished | |
| 1475 | Codeforces Round 697 (Div. 3) | Jan 25, 2021, 03:00 PM | 2h | Finished | |
| 1474 | Codeforces Round 696 (Div. 2) | Jan 19, 2021, 02:35 PM | 2h | Finished | |
| 1473 | Educational Codeforces Round 102 (Rated for Div. 2) | Jan 14, 2021, 02:35 PM | 2h | Finished | |
| 1467 | Codeforces Round 695 (Div. 2) | Jan 08, 2021, 02:35 PM | 2h | Finished | |
| 1471 | Codeforces Round 694 (Div. 2) | Jan 05, 2021, 02:35 PM | 2h | Finished | |
| 1470 | Codeforces Round 694 (Div. 1) | Jan 05, 2021, 02:35 PM | 2h | Finished | |
| 1472 | Codeforces Round 693 (Div. 3) | Jan 04, 2021, 02:35 PM | 2h | Finished | |
| 1466 | Good Bye 2020 | Dec 30, 2020, 02:35 PM | 3h | Finished | |
| 1469 | Educational Codeforces Round 101 (Rated for Div. 2) | Dec 28, 2020, 02:35 PM | 2h | Finished | |
| 1468 | 2020-2021 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules) | Dec 25, 2020, 11:35 AM | 5h | Finished | |
| 1464 | Codeforces Round 692 (Div. 1, based on Technocup 2021 Elimination Round 3) | Dec 20, 2020, 03:05 PM | 2h | Finished | |
| 1411 | Technocup 2021 - Elimination Round 3 | Dec 20, 2020, 03:05 PM | 2h | Finished | |
| 1465 | Codeforces Round 692 (Div. 2, based on Technocup 2021 Elimination Round 3) | Dec 20, 2020, 03:05 PM | 2h | Finished | |
| 1459 | Codeforces Round 691 (Div. 2) | Dec 19, 2020, 09:35 AM | 2h | Finished | |
| 1458 | Codeforces Round 691 (Div. 1) | Dec 19, 2020, 09:35 AM | 2h | Finished | |
| 1410 | Технокубок 2021 - Ознакомительный Раунд 3 | Dec 18, 2020, 02:05 PM | 48h | Finished | |
| 1463 | Educational Codeforces Round 100 (Rated for Div. 2) | Dec 17, 2020, 02:35 PM | 2h | Finished | |
| 1462 | Codeforces Round 690 (Div. 3) | Dec 15, 2020, 02:35 PM | 2h | Finished | |
| 1460 | NERC Challenge 2020: Marathon | Dec 12, 2020, 09:00 AM | 192h | Finished | |
| 1461 | Codeforces Round 689 (Div. 2, based on Zed Code Competition) | Dec 11, 2020, 02:35 PM | 2h | Finished | |
| 1450 | Codeforces Global Round 12 | Dec 06, 2020, 02:35 PM | 3h | Finished | |
| 1453 | Codeforces Round 688 (Div. 2) | Dec 04, 2020, 01:05 PM | 2h 15m | Finished | |
| 1455 | Educational Codeforces Round 99 (Rated for Div. 2) | Nov 30, 2020, 02:35 PM | 2h | Finished | |
| 1457 | Codeforces Round 687 (Div. 2, based on Technocup 2021 Elimination Round 2) | Nov 29, 2020, 07:05 AM | 2h | Finished | |
| 1456 | Codeforces Round 687 (Div. 1, based on Technocup 2021 Elimination Round 2) | Nov 29, 2020, 07:05 AM | 2h | Finished | |
| 1415 | Technocup 2021 - Elimination Round 2 | Nov 29, 2020, 07:05 AM | 2h | Finished | |
| 1414 | Технокубок 2021 - Ознакомительный Раунд 2 | Nov 27, 2020, 06:05 AM | 48h | Finished | |
| 1454 | Codeforces Round 686 (Div. 3) | Nov 24, 2020, 02:35 PM | 2h | Finished | |