Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
21864	Next Largest In a Range		12	63.64
21865	Quick Transaction		18	73.08
22059	Jumping Cat	1	8	37.93
22061	DAY AND DATE		7	25.64
22080	BOB AND HIS LUCKY NUMBER	2	20	77.78	1 17
22089	CPCTriangle		13	31.82
22122	Victory Day Party		12	41.18
22123	Destroy Enemy Camp		3	13.04
22124	Victory Day Dictionary		10	40.48	1 1
22131	KINGDOM		5	21.62
22169	Power of matrix	25	1686	25.09	16 14
22179	Size Contest Returns !!		3	35.00
22220	Julius Princes Test		9	57.14
22222	Julius Divisibility		20	42.59
22260	Natural Number Sum		34	63.08
22261	Maximum Subset Sum	1	401	55.82	4 6
22262	Run Length Encoding	1	47	34.08	1 9
22306	Street Lighting		5	83.33
22308	Short form of New Year		74	18.34	1 1
22309	How to multiply		9	41.94
22312	Arranging New Year Balloons		0	0.00
22330	Kill the enemy heroes	2	28	33.56	1 1
22340	STOL		13	36.11
22378	Mobile Company 1		28	45.68
22398	BICIKLI		17	31.82
22408	Divisors of factorial (medium)	6	94	32.70	13 17
22430	JOGURT		5	31.58
22431	IVANA		2	100.00
22444	Chemical X		31	90.20
22446	Insert and Search		9	44.44
22448	Insert and Range Search		3	50.00
22450	Insert and Window Query		7	28.89
22458	SREDNJI		17	40.82
22533	An Arithmetic Problem		52	29.95	1 1
22536	Prisoners	1	59	64.90	1 1
22557	CUDAK	-1	18	23.08	17 17
22706	Julius score card		4	85.71
22749	Fill the board		10	58.82
22752	New year in DOJO	2	12	26.23	1 17
22785	Pythagorean Triple Counting (LTL)	1	25	49.44
22787	Simple Polygon		2	20.00
22788	Research Problems	2	3	10.71
22789	Breaking RSA		14	87.50
22790	Bloxorz	1	7	70.00
22792	Project Management		7	71.43
22793	Rectangular Spirals		1	1.82
22794	Combination Lock		23	88.46
22795	Consecutive Numbers		21	54.65
22796	Food Selection		5	83.33
22797	Automated Dispatch		10	92.86