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| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 3106 | CSES1142 广告 | 0 / 0 | 3 | |
| 2847 | 2847 单调栈 | 5 / 14 | 2 | |
| 2848 | 2848 直方图中最大的矩形 | 2 / 18 | 3 | |
| 2850 | 2850 仰视奶牛 | 5 / 28 | 3 | |
| 2851 | 2851 接雨水 | 2 / 17 | 3 | |
| 2852 | 2852 发射站 | 2 / 5 | 3 | |
| 3642 | 3642 2606 HW阶段测试·客观题 | 1 / 1 | 3 | |
| 628 | T1549 「一本通 4.3 练习 1」最大数 | 2 / 18 | 4 | |
| 837 | USACO534 Big Barn | 0 / 0 | 4 | |
| 847 | USACO612 A Rectangular Barn | 0 / 0 | 4 |
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