Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	USERS	ACC %	DIFFICULTY C I
16508	Divisors	19	42.11
16510	Baza	9	100.00
16551	Backwards alphabetized epigrams	10	48.00
16555	Name Scraping	12	55.56
16640	Pokemon Auction	69	64.96
16665	The new species	4	12.50
16669	The Wicked Employer	1	9.09
16779	Sir and the Cooks	24	31.82
16784	Sachin Loves Boundaries	37	37.93
16861	Learn to Add	65	72.64	1 1
16868	Fairchild Drive	7	58.82
17244	Anubis wants to know how many	29	52.38	1 1
17246	Come on, it is just a power of two!	31	27.87
17307	tropgard	0	0.00
17387	A True Patriot	16	20.00	17 1
17395	Computer Graphics	13	68.18
17401	Interview Time	4	30.77
17622	Calculate your GPA	484	40.29
17641	Lights Out	9	43.59
17831	Test Binary to Hexadecimal Converting	19	74.19	1 1
17978	Counting Points In Rectangles	22	29.06
18031	Quest for bananas!	26	36.36
18032	Rubike’s Cube	4	20.69
18034	Arab Cleaning Masters	12	20.00
18036	Koko	72	34.66
18037	Mohamed and Ali Baba	8	36.00	1 1
18038	Bombings _ Bombings Everywhere	7	58.33
18039	Atito’s family	33	61.97
18040	Tau In World Final	4	19.05
18041	Salama’s Birthday	24	31.63
18049	Robert Langdon & Sign Queue	51	70.59
18143	Kimo and Divisors	82	26.34
18192	ASCII 1	52	53.69
18199	SO SIMPLE!!!	41	44.90
18226	First Char	61	48.75
18295	Problem2	67	42.29	1 6
18299	Problem6	23	50.98
18398	Math assignment	19	43.18
18463	A Research Project	12	73.68
18464	A Careful Reply	18	74.19
18504	Stan Swaps Glasses	29	60.29
18505	Special Blessing to Players	8	50.00
18509	Dividing Money	10	18.18
18533	Vowel Density	9	41.67
18534	Time Tracking	6	60.00
18643	Odd	16	50.00
18644	Reverse Precedence	5	88.89
18669	Fun with flooring factorial	14	25.00
18713	Can You Make It Empty 1	74	45.64	1 1
18716	Equation	25	20.42