| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 19640 | 19640 方阵填数 | 0 / 0 | (None) | |
| 19641 | 19641 编码问题 | 0 / 0 | (None) | |
| 19642 | 19642 灯的排列问题 | 0 / 0 | (None) | |
| 19845 | 19845 乘法运算 | 0 / 0 | (None) | |
| 19846 | 19846 格子问题 | 0 / 0 | (None) | |
| 19847 | 19847 字符串编辑 | 0 / 0 | (None) | |
| 19849 | 19849 比赛安排 | 0 / 0 | (None) | |
| 19854 | 19854 棋盘方格 | 0 / 0 | (None) | |
| 19855 | 19855 排三角形 | 0 / 0 | (None) | |
| 19856 | 19856 高精度阶乘的和 | 0 / 0 | (None) | |
| 19858 | 19858 二的幂次方 | 0 / 0 | (None) | |
| 19862 | 19862 Cantor表 | 0 / 0 | (None) | |
| 19863 | 19863 回文数 | 0 / 0 | (None) | |
| 19864 | 19864 旅行家的预算 | 0 / 0 | (None) | |
| 19871 | 19871 计算器的改良 | 0 / 0 | (None) | |
| 19872 | 19872 税收与补贴问题 | 0 / 0 | (None) | |
| 19873 | 19873 乘积最大 | 0 / 0 | (None) | |
| 19874 | 19874 单词接龙 | 0 / 0 | (None) | |
| 19879 | 19879 数的计算 | 0 / 0 | (None) | |
| 19882 | 19882 最大公约数和最小公倍数问题 | 0 / 0 | (None) | |
| 19883 | 19883 求先序排列 | 0 / 0 | (None) | |
| 19884 | 19884 装箱问题 | 0 / 0 | (None) | |
| 19888 | 19888 级数求和 | 0 / 0 | (None) | |
| 19889 | 19889 选数 | 0 / 0 | (None) | |
| 19890 | 19890 产生数 | 0 / 0 | (None) | |
| 19891 | 19891 过河卒 | 0 / 0 | (None) | |
| 19897 | 19897 乒乓球 | 0 / 0 | (None) | |
| 19898 | 19898 数字游戏 | 0 / 0 | (None) | |
| 19899 | 19899 栈 | 0 / 0 | (None) |
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