Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
10208	Overestimate		132	37.50
32047	Optimal BST		132	92.27
11095	Symmetric or not		131	37.56
11581	The Famous Clock		130	56.54
14020	Happy Birthday !!!		130	24.79	1 1
32106	Simple Dijkstras algorithm		130	92.41
9115	Prime Kitties	1	129	49.67
14118	Amusing Digits	3	129	46.57	6 6
21745	Mushrooms	4	129	19.05	17 17
13709	Tutorial BFS		128	32.38	12 6
15737	Number Magic I		128	65.35
6677	Rope Intranet		127	48.07
8149	Intersection	1	127	18.66	17 17
13879	TWO BISHOPS		127	29.15	1 1
8621	Prime Permutations (easy)	1	126	57.24	1 34
25963	Area and line	-3	126	36.50	1 4
29656	Left, right or center?		126	31.40
2155	Jamcode 2006 (Easy)		125	45.19
27299	Find Log	1	125	9.01	1 1
32107	Simple Dijkstras algorithm again	1	124	95.72	1 1
8544	Lexicographical ordering	2	123	50.18	1 1
9106	REARRANGE		123	38.38
5965	The Element of Surprise		122	49.32
12083	Appetizer		122	51.45
18296	Problem3	1	122	14.38	1 17
21459	General Joke	1	122	47.16	1 1
32105	Maybe a Minimum Spanning Tree		122	91.04
11807	Think Different	1	121	42.54	1 1
14672	Freedom!		121	52.31
4500	Helms Deep		120	39.75	1 1
25946	Defective Products		120	53.01	6 4
10742	Hello, World!		119	40.19
7272	Take Away Game	1	118	20.22	17 34
8755	Overlapping Squares	2	118	34.76	17 1
1397	Put Them on a Circle	1	117	33.17	1 17
13153	Fast Division		117	53.99
13390	Reverse Words		117	30.72	1 1
20161	Eagle and Assassin’s Creed		117	30.00
11318	NEMO		116	53.39
30847	Traversing Tree		116	21.16
13210	Fun Triangle		115	32.73	1 1
11264	FUN WITH NUMBERS	1	114	33.74	26 17
30753	Ada and Economy	4	114	27.68	1 4
9108	SHAKE		113	38.15	1 1
12092	Dessert		113	44.52
36341	Sum Input-Output Practice		113	8.93
34008	Base and Power	2	112	28.76	17 9
12111	FirstProblem		111	58.66
13207	Digital Triangle	1	111	49.03	1 1
26687	Guess The Maximum	2	111	42.18	1 9

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