| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 707 | P707 Round Down the Price ( 價格約整數 ) | 0 / 0 | (None) | |
| 772 | P772 Watermelon ( 西瓜 ) | 0 / 0 | (None) | |
| 776 | P776 Domino piling ( 堆砌多米諾骨牌 ) | 0 / 0 | (None) | |
| 778 | P778 Beautiful Matrix ( 優美的矩陣 ) | 0 / 0 | (None) | |
| 785 | P785 Even Odds ( 偶數和奇數 ) | 0 / 0 | (None) |
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