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| 题号 | 状态 | 题目名称 | 通过率 | |
|---|---|---|---|---|
| CF212C | Cowboys |
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| CF212D | Cutting a Fence |
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| CF213A | Game |
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| CF213B | Numbers |
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| CF213C | Relay Race |
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| CF213D | Stars |
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| CF213E | Two Permutations |
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| CF214A | System of Equations |
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| CF214B | Hometask |
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| CF215A | Bicycle Chain |
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| CF215B | Olympic Medal |
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| CF215C | Crosses |
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| CF215D | Hot Days |
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| CF215E | Periodical Numbers |
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| CF216A | Tiling with Hexagons |
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| CF216B | Forming Teams |
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| CF216C | Hiring Staff |
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| CF216D | Spider's Web |
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| CF216E | Martian Luck |
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| CF217A | Ice Skating |
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