Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
12083	Appetizer		123	50.70
12092	Dessert		117	44.95
12100	Main Course		9	22.95
12101	Entrée		146	49.89
12111	FirstProblem		113	58.97
12112	SecondProblem		65	94.00	1 1
12165	Encrypted String		11	12.09
12166	Reverse And Add		57	33.33
12167	Fibonacci starters		30	39.29
12168	APGP Tutorial		25	20.00
12169	General Number Series		61	29.96
12184	Help the statistics department	2	37	42.34	9 17
12208	The Chain Reaction		17	35.09
12239	Natalia Got A Problem		24	35.71
12271	Speed test - Pyramid version		29	83.08
12272	Speed test - Cube version		30	70.42
12275	Meeting and Dating		151	34.93
12276	Subset and upset	1	67	53.91	1 34
12282	Word or number (easiest 2)	-1	223	67.49
12289	Grid Travel		70	27.47
12348	Sum of Subsets	3	299	35.07	12 6
12372	In Debt		372	64.81	1 1
12395	Maximizing the equation		83	40.23
12396	Johnny divides by 2	3	208	40.18	1 1
12410	No more Johnny		60	35.27
12412	Johnny Learns Modular exponentiation	4	732	23.08	6 12
12447	LOVER BOY	-1	67	43.81	1 1
12454	Permutation		51	47.83
12455	Order		17	64.79
12456	NUMBER SERIES		79	43.78
12457	HELP NERUBAN	1	463	28.82	1 1
12458	Unique strings		151	90.79	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		88	36.01
12511	CUBE ROOT	1	48	11.51	34 17
12523	Nuts Frenzy		92	16.21	1 17
12540	It is Super Effective	1	38	50.48	1 1
12564	Innovative Combination	2	112	54.23	9 9
12607	Missing one		23	88.89
12608	Switch	1	31	81.48
12648	The Last Exam		14	55.56
12650	Even and Odd	1	64	36.29
12753	Fan Switches	1	236	67.46	1 1
12793	The power of two		106	51.19
12801	Browsing History		49	39.84
12823	Print Big Binary Numbers		16	61.97

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