Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
12083	Appetizer		125	51.05
12092	Dessert		117	44.95
12100	Main Course		8	16.67
12101	Entrée		148	50.11
12111	FirstProblem		114	59.40
12112	SecondProblem		68	94.23	1 1
12165	Encrypted String		11	12.09
12166	Reverse And Add		59	34.04
12167	Fibonacci starters		32	40.23
12168	APGP Tutorial		28	21.83
12169	General Number Series		63	30.30
12184	Help the statistics department	2	39	39.74	9 17
12208	The Chain Reaction		20	36.92
12239	Natalia Got A Problem		24	40.32
12271	Speed test - Pyramid version		31	81.43
12272	Speed test - Cube version		33	70.67
12275	Meeting and Dating		153	35.19
12276	Subset and upset	1	69	54.20	1 34
12282	Word or number (easiest 2)	-1	223	67.49
12289	Grid Travel		72	27.90
12348	Sum of Subsets	3	300	35.09	12 6
12372	In Debt		374	64.89	1 1
12395	Maximizing the equation		84	40.47
12396	Johnny divides by 2	3	210	40.37	1 1
12410	No more Johnny		62	35.89
12412	Johnny Learns Modular exponentiation	4	739	23.09	6 12
12447	LOVER BOY	-1	67	43.81	1 1
12454	Permutation		51	47.83
12455	Order		20	66.67
12456	NUMBER SERIES		81	44.09
12457	HELP NERUBAN	1	467	28.93	1 1
12458	Unique strings		153	90.84	1 1
12460	Eat a Good Meal	-1	10	62.96	1 1
12465	Shared Letters		95	68.63
12466	Closest Points		82	58.10	17 1
12473	INVITATION FOR TECHOFES	1	114	32.77	17 9
12509	STRING PROBLEM		43	42.99
12510	JUMPING DORA		90	36.31
12511	CUBE ROOT	1	48	11.51	34 17
12523	Nuts Frenzy		94	16.33	1 17
12540	It is Super Effective	1	38	39.85	1 1
12564	Innovative Combination	2	115	54.49	9 9
12607	Missing one		25	90.00
12608	Switch	1	33	81.82
12648	The Last Exam		14	55.56
12650	Even and Odd	1	66	35.04
12753	Fan Switches	1	236	67.46	1 1
12793	The power of two		109	51.16
12801	Browsing History		51	40.88
12823	Print Big Binary Numbers		19	58.23

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