Sphere Online Judge (SPOJ)

list of classical problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
95	Street Parade	317	18095	28.96	14 11
5018	Street Gambler		26	43.55
3791	Street	7	662	51.56	9 12
10141	STRAZA		45	46.51	34 17
4761	Strategy game	2	37	54.10	9 17
30349	Strange Waca	9	40	19.64	17 22
1442	Strange Food Chain	19	771	18.43	22 25
7200	Strange Calendar	1	71	47.44	1 1
2050	Strange Billboard	10	799	60.65	13 29
208	Store-keeper	2	115	13.64	34 26
34551	Stopping-off Cities	6	66	18.31	26 23
2047	Stone Removing Game	-1	132	38.11
8059	Stocks Prediction	1	87	32.71	17 34
26790	Stockade	2	43	43.59	17 17
8629	Stock Prices	1	97	46.69	17 17
7779	Stock Chase		71	29.71
19382	Stock	2	93	32.20	26 34
22337	Stick values	9	106	29.96	22 24
9858	Štef and Barica	2	73	37.31	34 17
741	Steady Cow Assignment	5	462	30.86	20 31
16793	Statistics Applied	2	205	21.45	22 17
4785	Starship		10	28.80
3972	Stargates		45	13.29
2643	Starcraft I		54	22.25
4585	Star Wars	1	73	34.85
3915	Star Polygon or Not	1	38	55.06	17 17
25158	Star	15	309	34.37	12 19
21176	Stapled intervals		49	60.67
6169	Standing Sequence	2	118	28.49	34 39
3375	Stamps	28	13688	41.72	5 3
4307	Stamps		27	41.56
10079	Stammering Aliens	1	132	31.26	17 17
7851	Stacks of Zippy	1	18	17.37	34 34
40636	Stacks of boxes	2	44	27.40	26 34
22553	Stack Overflow	5	131	26.43	12 10
3359	Stack		45	15.60
243	Stable Marriage Problem	12	1527	40.52	19 22
3111	Stabards	3	160	43.10	12 23
19367	St Bernard and Gravity	1	72	10.97	17 1
8663	Squares Game		34	48.75
20931	Square-Free Product (Hard)	2	54	38.12	17 21
5911	Square-free Integers Factorization	1	20	39.51	17 34
4168	Square-free integers	12	603	43.73	13 19
11355	SQUARE TO SQUARE		21	19.47
245	Square Root	4	564	13.04	20 10
38294	Square Pentagon	5	82	49.33	17 24
35956	Square Free Number	8	66	37.92	20 17
8057	Square Free Factorization	16	1385	41.44	7 15
131	Square dance		312	50.00	1 1
1708	Square Count		70	30.29

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