Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %
8223	Binary Strings		27	51.56
8224	Perfect Composites		40	19.47
8227	Fibonacci Terms		42	52.17
8264	Find The Pattern		15	18.56
8266	Compare The Strings		98	52.67
8267	Welcome To Code - Easy		18	59.52
8268	Welcome To Code - Hard		8	45.00
8289	Find the unique Number		158	26.75
8293	Bit count	-1	62	36.48
8294	Largest Square in a Circle		143	54.11
8373	AVION		1438	41.55
8377	PRAYER QUEUE		20	60.98
8379	count frequency of digits		23	50.00
8380	COUNT ATTENDANCE		16	67.74
8395	ZBROJ		390	60.80
8412	Greedy Government		166	53.16
8413	Clean the Forum Posts		435	48.59
8437	MODULUS	1	421	53.23
8439	VijayAndAjith		80	69.29
8440	Verify N queens		50	17.73
8441	Problem 2		19	51.28
8443	Problem 4		27	57.14
8458	ALIGNSUBTRACT		7	15.56
8459	AVERYEASYPROBLEM		66	56.94
8493	Colorful Blocks		191	58.04
8524	Back to High School Physics		426	85.48
8530	Skew Binary	1	78	63.86
8543	The Quine		36	30.03
8582	Data transfer		3	4.88
8585	Easy Factorials		13	6.78
8647	String Game		35	52.50
8648	Square number game		14	37.04
8649	Prime game		10	26.79
8749	Waiting for Easter		82	33.44
8754	Cout		44	57.47
8790	Find summits		11	54.55
8897	Vadivu vs Kanth	1	153	38.85
8901	BRAINF__K DESIGN	1	21	55.81
8911	FREE PATHS		89	40.26
8931	PATHS( no source code limit)	1	46	53.89
8999	Primo Va Primo Viene		10	32.35
9078	Graph basics concepts		14	16.67
9082	Graph basics concepts		17	2.38
9106	REARRANGE		123	38.38
9109	NTH WORD	1	35	35.51
9111	Prime Time		139	35.22
9113	Digibomb!		50	65.71
9114	String Game	1	63	56.20
9115	Prime Kitties	1	129	49.67
9127	Graph basics concepts II		6	16.67