list of classical problems

97864-noip-problems-and-similar

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
1475	Play with Digit Seven	3	127	36.93	34 14
1536	Help Blue Mary Please! (Act III)		29	21.05
1552	Mobiles		185	27.68	34 34
1553	Backup Files	3	924	20.98	9 42
1554	Zoo		111	28.78
1671	Another Mathematical Problem		63	11.64
1687	Logic II	1	26	13.19	34 34
1688	A Very Easy Problem!	40	6165	49.18	12 11
2005	Minus Operation	8	304	33.25	30 30
2007	Another Very Easy Problem! WOW!!!	17	780	39.05	13 28
2008	Dab of Backpack	17	669	23.63	21 17
2070	Minimum Distance		82	16.94	17 1
3105	Power Modulo Inverted	6	1099	26.99	15 23
3464	Clock	3	59	37.50	34 9