每四小时，完成一个章节的训练。
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每章节4题
Section 1. A
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| A0357 难or易？ | 10 | 5 | 9 |
| A0358 好or坏？ | 2 | 2 | 10 |
| A0359 读or过？ | 2 | 2 | 10 |
| A0360 缺or满？ | 3 | 2 | 10 |
Section 2. B
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| A0203 点外卖 | 0 | 0 | (None) |
| A0208 联合 ChatGPT | 0 | 0 | (None) |
| A0209 摩斯电码数数 | 0 | 0 | (None) |
| A0205 unrank | 0 | 0 | (None) |
Section 3. C
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| A0199 算利润 | 0 | 0 | (None) |
| A0200 星星历 | 0 | 0 | (None) |
| A0201 简单系动词 | 0 | 0 | (None) |
| A0202 唱跳RAP | 0 | 0 | (None) |