| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 5 | 5 [R1E]过分的子区间 | 132 / 800 | 8 | |
| 12 | 12 [R2F]带修求和 | 50 / 655 | 9 | |
| 18 | 18 [R3F]均值区间和 | 43 / 450 | 9 | |
| 33 | 33 [R6C]分班 | 276 / 1030 | 7 | |
| 40 | 40 [R7D]最小极差 | 74 / 644 | 9 | |
| 60 | 60 [R10F]数字修改 | 69 / 522 | 8 | |
| 69 | 69 [R12C]训练指令 | 375 / 1167 | 6 | |
| 78 | 78 [R13F]答题比赛 | 43 / 416 | 9 | |
| 84 | 84 [R14F]战队选人2 | 36 / 815 | 9 | |
| 96 | 96 [R16F]知识点学习3 | 43 / 294 | 8 | |
| 114 | 114 [R19F]操作序列 | 10 / 341 | 9 | |
| 128 | 128 [R21G]期望排名 | 12 / 185 | 9 | |
| 189 | 189 [R31D]连通块 | 112 / 532 | 7 | |
| 200 | 200 [R33C]数组加减 | 138 / 613 | 7 | |
| 203 | 203 [R33F]最大边权 | 21 / 105 | 7 | |
| 209 | 209 [R34F]子串数量 | 20 / 152 | 8 | |
| 215 | 215 [R35F]最小逆序对 | 18 / 160 | 9 | |
| 252 | 252 [R41C]文本编辑器 | 317 / 934 | 6 | |
| 254 | 254 [R41E]颜色题 | 18 / 98 | 8 | |
| 400 | 400 [R64D]路灯 | 150 / 463 | 6 |
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