| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 2210 | NOIPS2001A 一元三次方程求解 | 5 / 30 | 5 | |
| 1052 | NOIPS2004A 津津的储蓄计划 | 31 / 56 | 3 | |
| 2186 | NOIPS2004B [NOIP 2004 提高组] 合唱队形 | 5 / 9 | 6 | |
| 2362 | NOIPS2008A 笨小猴 | 1 / 1 | 3 | |
| 1804 | NOIPS2010A 机器翻译 | 6 / 10 | 5 | |
| 3760 | NOIPS2011A [NOIP 2011 提高组] 铺地毯 | 0 / 0 | 6 | |
| 1107 | NOIPS2011B [NOIP 2011 提高组] 选择客栈 | 7 / 17 | 6 | |
| 1824 | NOIPS2013E [NOIP 2013 提高组] 花匠 | 8 / 38 | 6 | |
| 1853 | NOIPS2015A 神奇的幻方 | 20 / 45 | 6 | |
| 1876 | NOIPS2018A [NOIP 2018 提高组] 铺设道路 | 14 / 18 | 6 |
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