| 1285 | Codeforces Round 613 (Div. 2) | Jan 10, 2020, 02:05 PM | 2h 15m | Finished | |
| 1287 | Codeforces Round 612 (Div. 2) | Jan 05, 2020, 02:05 PM | 2h | Finished | |
| 1286 | Codeforces Round 612 (Div. 1) | Jan 05, 2020, 02:05 PM | 2h | Finished | |
| 1284 | Hello 2020 | Jan 04, 2020, 12:05 PM | 2h 30m | Finished | |
| 1270 | Good Bye 2019 | Dec 29, 2019, 02:05 PM | 3h | Finished | |
| 1283 | Codeforces Round 611 (Div. 3) | Dec 28, 2019, 05:05 PM | 2h | Finished | |
| 1279 | Educational Codeforces Round 79 (Rated for Div. 2) | Dec 27, 2019, 02:40 PM | 2h | Finished | |
| 1282 | Codeforces Round 610 (Div. 2) | Dec 24, 2019, 02:35 PM | 2h | Finished | |
| 1269 | Codeforces Round 609 (Div. 2) | Dec 21, 2019, 11:05 AM | 2h | Finished | |
| 1268 | Codeforces Round 609 (Div. 1) | Dec 21, 2019, 11:05 AM | 2h | Finished | |
| 1278 | Educational Codeforces Round 78 (Rated for Div. 2) | Dec 19, 2019, 02:35 PM | 2h | Finished | |
| 1266 | Codeforces Global Round 6 | Dec 17, 2019, 03:05 PM | 2h 30m | Finished | |
| 1271 | Codeforces Round 608 (Div. 2) | Dec 15, 2019, 09:15 AM | 2h | Finished | |
| 1281 | Codeforces Round 607 (Div. 2) | Dec 15, 2019, 05:05 AM | 2h | Finished | |
| 1280 | Codeforces Round 607 (Div. 1) | Dec 15, 2019, 05:05 AM | 2h | Finished | |
| 1259 | Technocup 2020 - Elimination Round 4 | Dec 14, 2019, 11:05 AM | 2h | Finished | |
| 1277 | Codeforces Round 606 (Div. 2, based on Technocup 2020 Elimination Round 4) | Dec 14, 2019, 11:05 AM | 2h | Finished | |
| 1276 | Codeforces Round 606 (Div. 1, based on Technocup 2020 Elimination Round 4) | Dec 14, 2019, 11:05 AM | 2h | Finished | |
| 1272 | Codeforces Round 605 (Div. 3) | Dec 12, 2019, 01:35 PM | 2h | Finished | |
| 1258 | Технокубок 2020 - Ознакомительный Раунд 4 | Dec 12, 2019, 10:05 AM | 48h | Finished | |
| 1274 | VK Cup 2019 - Квалификация (Mobile) | Dec 05, 2019, 09:10 PM | 264h | Finished | |
| 1275 | VK Cup 2019 - Квалификация (Engine) | Dec 05, 2019, 09:10 PM | 264h | Finished | |
| 1273 | VK Cup 2019 - Квалификация (Design) | Dec 05, 2019, 09:10 PM | 264h | Finished | |
| 1264 | Codeforces Round 604 (Div. 1) | Dec 05, 2019, 02:35 PM | 2h | Finished | |
| 1265 | Codeforces Round 604 (Div. 2) | Dec 05, 2019, 02:35 PM | 2h | Finished | |
| 1267 | 2019-2020 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) | Dec 01, 2019, 07:00 AM | 5h | Finished | |
| 1263 | Codeforces Round 603 (Div. 2) | Nov 29, 2019, 02:35 PM | 2h | Finished | |
| 1260 | Educational Codeforces Round 77 (Rated for Div. 2) | Nov 27, 2019, 01:50 PM | 2h | Finished | |
| 1262 | Codeforces Round 602 (Div. 2, based on Technocup 2020 Elimination Round 3) | Nov 24, 2019, 08:05 AM | 2h | Finished | |
| 1261 | Codeforces Round 602 (Div. 1, based on Technocup 2020 Elimination Round 3) | Nov 24, 2019, 08:05 AM | 2h | Finished | |
| 1227 | Technocup 2020 - Elimination Round 3 | Nov 24, 2019, 08:05 AM | 2h | Finished | |
| 1226 | Технокубок 2020 - Ознакомительный Раунд 3 | Nov 22, 2019, 07:05 AM | 48h | Finished | |
| 1254 | Codeforces Round 601 (Div. 1) | Nov 19, 2019, 02:35 PM | 2h | Finished | |
| 1255 | Codeforces Round 601 (Div. 2) | Nov 19, 2019, 02:35 PM | 2h | Finished | |
| 1253 | Codeforces Round 600 (Div. 2) | Nov 16, 2019, 02:35 PM | 2h | Finished | |
| 1257 | Educational Codeforces Round 76 (Rated for Div. 2) | Nov 13, 2019, 02:35 PM | 2h | Finished | |
| 1243 | Codeforces Round 599 (Div. 2) | Nov 06, 2019, 03:05 PM | 2h | Finished | |
| 1242 | Codeforces Round 599 (Div. 1) | Nov 06, 2019, 03:05 PM | 2h | Finished | |
| 1256 | Codeforces Round 598 (Div. 3) | Nov 04, 2019, 01:15 PM | 2h | Finished | |
| 1245 | Codeforces Round 597 (Div. 2) | Nov 01, 2019, 02:35 PM | 2h | Finished | |
| 1250 | 2019-2020 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) | Oct 27, 2019, 09:35 AM | 5h | Finished | |
| 1252 | 2019-2020 ICPC, Asia Jakarta Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) | Oct 27, 2019, 03:30 AM | 5h | Finished | |
| 1246 | Codeforces Round 596 (Div. 1, based on Technocup 2020 Elimination Round 2) | Oct 26, 2019, 11:05 AM | 2h | Finished | |
| 1247 | Codeforces Round 596 (Div. 2, based on Technocup 2020 Elimination Round 2) | Oct 26, 2019, 11:05 AM | 2h | Finished | |
| 1225 | Technocup 2020 - Elimination Round 2 | Oct 26, 2019, 11:05 AM | 2h | Finished | |
| 1251 | Educational Codeforces Round 75 (Rated for Div. 2) | Oct 24, 2019, 03:05 PM | 2h | Finished | |
| 1224 | Технокубок 2020 - Ознакомительный Раунд 2 | Oct 24, 2019, 10:05 AM | 48h | Finished | |
| 1249 | Codeforces Round 595 (Div. 3) | Oct 22, 2019, 02:35 PM | 2h 15m | Finished | |
| 1248 | Codeforces Round 594 (Div. 2) | Oct 20, 2019, 09:05 AM | 2h | Finished | |
| 1239 | Codeforces Round 594 (Div. 1) | Oct 20, 2019, 09:05 AM | 2h | Finished | |