题目ID	标题	来源	正确数	通过率
2201-POJ	Cartesian Tree	Northeastern Europe 2002, Northern Subregion	0	----%
2202-POJ	Strange Graph	Northeastern Europe 2002, Northern Subregion	0	----%
2203-POJ	Patience	Northeastern Europe 2002, Northern Subregion	0	----%
2204-POJ	Commuter train	Northeastern Europe 2002, Northern Subregion	0	----%
2205-POJ	Self-Replicating Numbers	Northeastern Europe 2002, Northern Subregion	0	----%
2206-POJ	Magic Multiplying Machine	Northeastern Europe 2002, Northern Subregion	0	----%
2207-POJ	Intuitionistic Logic	Northeastern Europe 2002, Northern Subregion	0	----%
2208-POJ	Pyramids	Northeastern Europe 2002, Northern Subregion	0	----%
2209-POJ	The King	Northeastern Europe 2002, Northern Subregion	0	----%