Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %
2261	Program Analyser (tutorial)		16	18.40
2459	Magic Program		87	62.21
2494	Magic Program III		12	21.82
2533	Point Nesting		34	21.97
2627	The Longest Chain		82	60.26
2630	Autoarchive		8	33.33
2632	Max Power		97	43.41
2859	Help Conan 8 !! Hurry up !!		3	3.00
2907	Super Factor Sum		79	27.38
2912	Super Primes	1	276	36.81
3131	Time to Graduate		11	35.14
3250	The Seven Percent Solution		200	18.32
3256	Rock Skipping		13	35.14
3318	Pascals Travels		41	34.04
3319	Speed Limit		454	61.16
3443	Netiquette		14	40.48
3917	Tree Query		14	39.02
3997	HARDWARE		78	39.72
4171	DIOPHANTINE		180	40.76
4192	Lucky cities		17	32.88
4193	Quick answer		4	16.00
4196	Internet Service Providers		44	29.79
4205	Highway - MSE07F		7	69.23
4207	Mobile (Again)		13	61.29
4215	Inversions		54	55.98
4245	Place the Numbers I		6	3.35
4304	Pawn		13	43.75
4422	A Dwarf - N Snow Whites		0	0.00
4522	Adding Base36 BigNumbers	1	55	34.33
4543	Mysterio s Menace		85	38.85
4768	Cool Numbers		203	37.21
4770	Add and Reverse Sums		196	29.77
4788	MCD		95	74.83
4830	Z meet	-1	151	76.09
4832	Pitagoras y Fermat		27	34.59
4834	Happy Sequence		245	74.44
4854	Primo Kripta		23	35.87
4865	Yupana inca		25	74.42
4869	Flat Land		2	12.00
4872	Good Sequence		234	69.72
5009	Alphabet Arithmetic		71	29.51
5037	Fibonacci Counting System	-1	27	90.70
5195	Angry Knights		20	30.43
5200	Lsu Football		27	85.22
5228	Old problem		47	29.69
5241	Alchemy		446	54.04
5371	Rational Number		144	42.80
5387	Interesting determinant		49	46.15
5447	Probability One		474	69.41
5779	Interleaved Periodic String		42	54.76