CEOI 1999 - 题库

ID	题目显示标签隐藏标签	AC / 尝试	难度
741	P1731 Orders CEOI 1999	0 / 0	(无)
742	P1732 Phone numbers CEOI 1999	0 / 0	(无)
743	P1733 Parity game CEOI 1999	0 / 0	(无)
744	P1734 Sightseeing trip CEOI 1999	0 / 0	(无)
745	P1735 A Game on the Chessboard CEOI 1999	0 / 0	(无)
746	P1736 Block Town CEOI 1999	0 / 0	(无)

根据当前过滤条件随机选择一道题

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