East Central North America 2000 - Problem Set

ID	Problem Show tags Hide tags	AC / Tried	Difficulty
641	P1640 Poly-polygonal Numbers East Central North America 2000	0 / 0	(None)
642	P1641 Rational Approximation 线性代数线性规划 East Central North America 2000	0 / 1	6
643	P1642 Stacking Cubes 模拟计算几何难度普及/提高- East Central North America 2000	1 / 3	5
644	P1643 Checker's Check 模拟 East Central North America 2000	0 / 0	7
646	P1645 BSP Trees 计算几何树结构生成树 East Central North America 2000	0 / 0	7
647	P1646 Double Trouble East Central North America 2000	0 / 0	(None)

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