| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 5 | 5 [R1E]过分的子区间 | 121 / 770 | 8 | |
| 12 | 12 [R2F]带修求和 | 45 / 632 | 9 | |
| 18 | 18 [R3F]均值区间和 | 35 / 350 | 9 | |
| 33 | 33 [R6C]分班 | 269 / 1012 | 7 | |
| 40 | 40 [R7D]最小极差 | 65 / 613 | 9 | |
| 60 | 60 [R10F]数字修改 | 62 / 455 | 8 | |
| 69 | 69 [R12C]训练指令 | 363 / 1114 | 6 | |
| 78 | 78 [R13F]答题比赛 | 38 / 395 | 9 | |
| 84 | 84 [R14F]战队选人2 | 32 / 805 | 9 | |
| 96 | 96 [R16F]知识点学习3 | 40 / 290 | 8 | |
| 114 | 114 [R19F]操作序列 | 6 / 328 | 9 | |
| 128 | 128 [R21G]期望排名 | 6 / 126 | 9 | |
| 189 | 189 [R31D]连通块 | 108 / 459 | 7 | |
| 200 | 200 [R33C]数组加减 | 131 / 529 | 7 | |
| 203 | 203 [R33F]最大边权 | 17 / 79 | 7 | |
| 209 | 209 [R34F]子串数量 | 14 / 115 | 8 | |
| 215 | 215 [R35F]最小逆序对 | 15 / 154 | 9 | |
| 252 | 252 [R41C]文本编辑器 | 306 / 877 | 5 | |
| 254 | 254 [R41E]颜色题 | 12 / 78 | 8 | |
| 400 | 400 [R64D]路灯 | 139 / 400 | 5 |
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