Sphere Online Judge (SPOJ)

list of classical problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
27378	Legend of Heta	2	62	18.33	28 28
25283	ChickenLove	5	187	18.33	15 20
12958	Another Gift Problem		35	18.33
1442	Strange Food Chain	19	765	18.35	22 25
1454	Memory Distribution		20	18.35
14542	Pythagorean triples (medium)	2	130	18.36	9 26
7599	Optimal Strategy for the ICPC		8	18.37
3752	JEDNAKOST	12	595	18.40	23 21
6827	Last Minute Construction		21	18.42
12803	Graph		8	18.42	50 50
15381	Cut The Rope		3	18.42	42 1
1794	Greedy Hydra II	2	70	18.44	26 26
37443	Acronym II	4	28	18.45	34 34
1043	Can you answer these queries I	564	13289	18.45	25 24
4180	Pizza Location	2	571	18.49	31 17
4182	Candy (Again)	2	225	18.51	34 34
26368	Power and Mod	4	238	18.53	20 20
18915	Anils Proposal	2	26	18.54	50 50
8930	Party!	3	61	18.55	17 34
21356	Divisible Number Sum	7	45	18.55	24 21
7184	Axis of Symmetry	1	67	18.56	26 26
26771	Almost Prime Numbers Again	15	258	18.56	25 20
2737	Perfect Rhyme	5	331	18.56	27 26
13806	Chaos In Arkham	1	48	18.57	1 34
21187	Increasing Shortest Path	2	29	18.57	26 34
1464	Editor II		58	18.59
4569	Let go to the movies	-3	159	18.60	50 34
5147	Fire-Control System		30	18.60	34 17
20041	Hippo and Bloody Jungle	-1	37	18.60	28 17
36936	K-Divisors	3	9	18.60	39 39
28601	Village Fair	4	104	18.63	13 17
30783	Ada and Cucumber	6	100	18.64	34 24
36951	HowManyLis	6	122	18.67	19 21
1962	Circles		56	18.68
19308	LCM	8	384	18.70	17 24
38365	Asacoco Prescription	2	40	18.70	17 26
6988	Beer Machines	5	32	18.72	43 37
14935	Cactus	4	152	18.74	15 15
28308	Ada and Spring Cleaning	51	1256	18.75	18 17
17821	My Name is UMMM!	2	26	18.75	17 9
288	Prime or Not	73	4913	18.78	21 22
8651	Alien arithmetic	1	40	18.81
5977	Weird Function	33	1134	18.84	18 16
9970	The Egyptian Parliament		49	18.84
1842	Lineland Airport		32	18.87
3415	Shrinking Polygons		230	18.87
388	Menu	7	347	18.89	25 16
6499	Breaking Chocolates	1	98	18.89	17 17
9076	Hablu and Bablu	1	158	18.90	12 17
1966	Ski Valley		114	18.90

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