题目ID	标题	来源	正确数	通过率
2191-POJ	Mersenne Composite Numbers	Pacific Northwest 2004	0	----%
2192-POJ	Zipper	Pacific Northwest 2004	0	----%
2193-POJ	Lenny's Lucky Lotto Lists	Pacific Northwest 2004	0	----%
2194-POJ	Stacking Cylinders	Pacific Northwest 2004	0	----%
2195-POJ	Going Home	Pacific Northwest 2004	0	----%
2196-POJ	Specialized Four-Digit Numbers	Pacific Northwest 2004	0	----%
2197-POJ	Jill's Tour Paths	Pacific Northwest 2004	0	----%
2198-POJ	Boundaries on	Pacific Northwest 2004	0	----%
2199-POJ	Rate of Return	Pacific Northwest 2004	0	----%
2200-POJ	A Card Trick	Pacific Northwest 2004	0	----%