ID 题目 显示标签 隐藏标签 AC / 尝试 难度
22028 R2019E   XOR Partitioning 0 / 0 (无)
22029 R2019F   Edge Ordering 0 / 0 (无)
22030 R2019QUALA   Takahashi Calendar 0 / 0 (无)
22031 R2019QUALB   Kleene Inversion 0 / 0 (无)
22032 R2019QUALC   Cell Inversion 0 / 0 (无)
22033 R2019QUALD   Classified 0 / 0 (无)
22034 R2019QUALE   Card Collector 0 / 0 (无)
22035 R2019QUALF   Candy Retribution 0 / 0 (无)
22036 R2020A   Hitachi String 0 / 0 (无)
22037 R2020B   Nice Shopping 0 / 0 (无)
22038 R2020C   ThREE 0 / 0 (无)
22039 R2020D   Manga Market 0 / 0 (无)
22040 R2020E   Odd Sum Rectangles 0 / 0 (无)
22041 R2020F   Preserve Diameter 0 / 0 (无)
22042 R2020QUALA   DDCC Finals 0 / 0 (无)
22043 R2020QUALB   Iron Bar Cutting 0 / 0 (无)
22044 R2020QUALC   Strawberry Cakes 0 / 0 (无)
22045 R2020QUALD   Digit Sum Replace 0 / 0 (无)
22046 R2020QUALE   Majority of Balls 0 / 0 (无)
22047 R2020QUALF   DISCOSMOS 0 / 0 (无)

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