Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	USERS	ACC %	DIFFICULTY C I
12092	Dessert	113	44.52
12100	Main Course	6	23.53
12101	Entrée	144	50.11
12111	FirstProblem	110	58.55
12112	SecondProblem	60	93.81	1 1
12165	Encrypted String	12	21.13
12166	Reverse And Add	54	33.33
12167	Fibonacci starters	28	39.56
12168	APGP Tutorial	23	19.57
12169	General Number Series	61	29.96
12208	The Chain Reaction	16	40.43
12239	Natalia Got A Problem	24	40.98
12271	Speed test - Pyramid version	28	82.81
12272	Speed test - Cube version	29	71.23
12275	Meeting and Dating	147	34.00
12289	Grid Travel	68	27.24
12372	In Debt	369	64.63	1 1
12395	Maximizing the equation	79	39.84
12410	No more Johnny	61	37.56
12454	Permutation	45	44.86
12455	Order	15	66.00
12456	NUMBER SERIES	77	43.75
12458	Unique strings	148	90.69	1 1
12465	Shared Letters	94	69.62
12466	Closest Points	82	58.10	17 1
12509	STRING PROBLEM	40	44.55
12510	JUMPING DORA	88	35.76
12523	Nuts Frenzy	89	16.38	1 17
12607	Missing one	22	88.37
12648	The Last Exam	7	44.44
12793	The power of two	105	51.00
12801	Browsing History	47	39.53
12823	Print Big Binary Numbers	17	63.38
12910	Addicted Numbers	146	30.28
13085	Game	157	68.31
13115	Julius Caesar Cipher	19	29.87
13153	Fast Division	116	53.88
13154	Very Fast Division	18	48.54	17
13200	Sum It Up	214	25.77	1 1
13201	Multiple of 3	371	39.01	1 1
13202	Great Grading Scheme	160	26.02	1 1
13203	Sort them All	144	39.64	1 1
13204	Easy as Cake	273	58.47	1 1
13206	Multiples	147	45.20	1 1
13209	Divisors	140	45.40	1 1
13210	Fun Triangle	115	32.73	1 1
13215	Kings on an Infinite Chessboard	63	34.55	1 1
13216	Progression	56	32.15	1 1
13238	SAMPLE PROB	5	9.38
13385	Balanced Bracket Expression	21	22.61