| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 1819 | KE053 栈的操作 | 5 / 6 | 10 | |
| 1820 | KE054 小鱼的数字游戏 | 4 / 9 | 9 | |
| 1821 | KE055 小括号问题 | 11 / 18 | 6 | |
| 1822 | KE056 括号匹配问题 | 12 / 23 | 5 | |
| 1823 | KE057 排队看病 | 2 / 2 | 10 | |
| 2319 | KE155 排队问题 | 0 / 0 | (None) | |
| 2320 | KE157 破解密码 | 1 / 3 | 10 | |
| 2321 | KE158 密码升级 | 1 / 1 | 10 | |
| 879 | P368 周末舞会 | 0 / 0 | (None) | |
| 1079 | P568 周末舞会 | 0 / 0 | (None) | |
| 1841 | 1841 KE065 | 1 / 2 | 10 |
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