| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 1963 | KE088 铺地毯 | 11 / 23 | 6 | |
| 1962 | KE089 2001年的黑色星期五 | 0 / 32 | 5 | |
| 2065 | KE105 不高兴的津津 | 7 / 10 | 9 | |
| 2064 | KE106 百钱买百鸡 | 3 / 4 | 10 | |
| 2066 | KE107 四叶玫瑰数 | 7 / 12 | 9 |
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