Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
20866	National Day Vietnam 2 9 2014		9	65.22
20974	The Patriotic Indian	1	33	30.88	1 1
20976	Sum	3	804	61.54	3 3
21048	Universal Radius	1	101	50.48	1 17
21056	Vowel again		15	73.91
21088	Its a Bit Game	2	27	28.91	17 17
21097	XYZ-Strings		12	23.61
21098	HardDisk Drive		21	56.76
21099	Palindrome Query	2	27	48.18	9 26
21168	At random		307	38.52
21182	Sum of Digits		26	65.00
21298	Divisibility Check		14	22.22	17 1
21307	Arithmetic Expressions		15	41.94	17 1
21392	Prana and The Series	1	45	19.77	17 34
21408	2x2 Subgrid Sum Problem (hard)		4	18.18
21410	A Gift for You 2		35	20.22
21442	Lowest Common Ancestor	32	2065	36.56	13 12
21459	General Joke	1	122	47.16	1 1
21523	A multiplied B equal to N		1	7.89
21556	Square		99	32.73
21558	Carl Friedrich Gauss		19	61.29
21559	Khoj The Search		11	51.43
21560	Dr. Sheldon cooper and Pseudo code	1	7	41.67	1 1
21561	Amazing Subset		95	33.23
21563	Annie’s 18th Birthday		13	66.67
21564	Mission Ananta Jalil		6	100.00	17 17
21565	Count the miscall		8	45.45
21566	Dictionary		4	12.90
21567	Add		8	32.50
21568	Shopkeeper Order		15	80.95
21569	Find out Defect Ball		10	43.24
21570	Triangle Under a Circle		15	62.50
21571	Prime Land and Next Prime number	1	13	17.93	17
21583	Print ♥		6	44.44
21591	Cumulative Sum Query	20	7171	47.83	5 5
21598	BASE FIGHT	1	24	32.50	1 1
21646	War Message	1	14	39.02	1 1
21647	String Jutsu		12	60.00
21648	LCM Sum(Hard)		27	22.59	17 34
21675	VEGETABLE SHOPKEEPER 1		20	63.64
21681	Find Unchanged Position		17	92.31
21722	Problems 1: Calculate A and B	-2	41	32.14	1 1
21741	Pipage		83	18.93
21744	THE DESERT ISLAND	1	12	87.50	9 9
21745	Mushrooms	4	130	19.13	17 17
21746	Rooks and pawns		80	18.02
21747	Problems 2: DIV, MOD and IF	-2	37	51.22	1 1
21754	Shipyard	1	91	31.56	17 17
21782	Problems 3: For Fun Sequence	-2	30	63.27	1 1
21806	Problems 4: Array	-1	28	39.08	1 1

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