| 2026-09-13 | Codeforces Round 1121 (Div. 2) |
| 2026-09-12 | Codeforces Round 1120 (Div. 2) |
| 2026-09-12 | Codeforces Round 1120 (Div. 1) |
| 2026-09-08 | Educational Codeforces Round 194 (Rated for Div. 2) |
| 2026-09-05 | Codeforces Round 1119 (Div. 3) |
| 2026-08-29 | Codeforces Round 1118 (Div. 2) |
| 2026-08-17 | Codeforces Round 1117 (Div. 2) |
| 2026-08-14 | ICPC 2026 Online Challenge 1 powered by Huawei |
| 2026-08-09 | Codeforces Round 1116 (Div. 2) |
| 2026-08-09 | Codeforces Round 1116 (Div. 1) |
| 2026-08-07 | Educational Codeforces Round 193 (Rated for Div. 2) |
| 2026-08-06 | Codeforces Round 1115 (Div. 2) |
| 2026-08-04 | Codeforces Round 1114 (Div. 3) |
| 2026-08-01 | Codeforces Round 1113 (Div. 2) |
| 2026-07-26 | Codeforces Round 1112 (Div. 2) |
| 2026-07-26 | Codeforces Round 1112 (Div. 1) |
| 2026-07-18 | Codeforces Round 1111 (Div. 2) |
| 2026-07-16 | Spectral::Cup 2026 Round 3 (Codeforces Round 1110, Div. 1 + Div. 2) |
| 2026-07-14 | Codeforces Round 1109 (Div. 3) |
| 2026-07-12 | Codeforces Round 1108 (Div. 2) |
| 2026-07-06 | Educational Codeforces Round 192 (Rated for Div. 2) |
| 2026-06-30 | Codeforces Round 1107 (Div. 3) |
| 2026-06-28 | Codeforces Round 1106 (Div. 2) |
| 2026-06-27 | Codeforces Round 1105 (Div. 2) |
| 2026-06-27 | Codeforces Round 1105 (Div. 1) |
| 2026-06-18 | Order Capital Round 2 (Codeforces Round 1104, Div. 1 + Div. 2) |
| 2026-06-12 | Codeforces Round 1103 (Div. 3) |
| 2026-06-09 | Educational Codeforces Round 191 (Rated for Div. 2) |
| 2026-06-07 | Codeforces Round 1102 (Div. 2) |
| 2026-05-30 | Codeforces Round 1101 (Div. 2) |
| 2026-05-23 | Spectral::Cup 2026 Round 2 (Codeforces Round 1100, Div. 1 + Div. 2) |
| 2026-05-21 | Codeforces Round 1099 (Div. 2) |
| 2026-05-18 | Educational Codeforces Round 190 (Rated for Div. 2) |
| 2026-05-16 | Codeforces Round 1098 (Div. 2) |
| 2026-05-06 | Codeforces Round 1097 (Div. 2, Based on Zhili Cup 2026) |
| 2026-05-06 | Codeforces Round 1097 (Div. 1, Based on Zhili Cup 2026) |
| 2026-04-30 | Codeforces Round 1096 (Div. 3) |
| 2026-04-28 | Codeforces Round 1095 (Div. 2) |
| 2026-04-25 | Spectral::Cup 2026 Round 1 (Codeforces Round 1094, Div. 1 + Div. 2) |
| 2026-04-21 | Educational Codeforces Round 189 (Rated for Div. 2) |
| 2026-04-13 | Codeforces Round 1093 (Div. 2) |
| 2026-04-13 | Codeforces Round 1093 (Div. 1) |
| 2026-04-12 | Codeforces Round 1092 (Unrated, Div. 2, Based on THUPC 2026 — Finals) |
| 2026-04-12 | Codeforces Round 1092 (Unrated, Div. 1, Based on THUPC 2026 — Finals) |
| 2026-04-07 | Codeforces Round 1091 (Div. 2) and CodeCraft 26 |
| 2026-04-04 | Codeforces Round 1090 (Div. 4) |
| 2026-04-01 | April Fools Day Contest 2026 |
| 2026-03-29 | Codeforces Round 1089 (Div. 2) |
| 2026-03-28 | Nebius Round 2 (Codeforces Round 1088, Div. 1 + Div. 2) |
| 2026-03-21 | Codeforces Round 1087 (Div. 2) |