list of classical problems

97864-noip-problems-and-similar

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
1475	Play with Digit Seven	3	126	37.06	34 14
1536	Help Blue Mary Please! (Act III)		29	21.15
1552	Mobiles		184	27.53	34 34
1553	Backup Files	3	887	20.76	9 42
1554	Zoo		110	28.76
1671	Another Mathematical Problem		61	11.35
1687	Logic II	1	24	12.45	34 34
1688	A Very Easy Problem!	40	6163	49.21	12 11
2005	Minus Operation	8	304	33.25	30 30
2007	Another Very Easy Problem! WOW!!!	17	778	39.09	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	1056	26.63	15 23
3464	Clock	3	54	36.11	34 9