Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
12466	Closest Points		82	58.10	17 1
15782	Coder Express 2!!	1	28	52.38
15785	Coder Express 5!!	1	8	65.52
15781	Coder Express Le!!		51	48.41
32045	Coin Game		168	91.39
27271	Collecting Coins	4	156	13.44	9 20
15302	Color The Big Wall		11	37.84
8493	Colorful Blocks		191	58.04
2134	Colorful Cubes		2	22.22
22794	Combination Lock		23	88.46
11821	Combinatorial Sequence	1	28	59.65	1 50
17246	Come on, it is just a power of two!		31	27.87
25976	Community		7	27.78
8266	Compare The Strings		98	52.67
14439	Compete or Not	1	1	4.23
4074	Compile Error		221	58.35	9 1
14013	Complete Binary Tree		197	32.67	1 1
19431	COMPRESSED WORDS-2		7	29.63
26775	Compute The Computation		9	41.10
17395	Computer Graphics		13	68.18
34398	Congruent primes	1	6	37.84	17 17
19956	Connecting Networks		10	21.15
20340	Connectivity	2	305	37.21	12 12
22795	Consecutive Numbers		21	54.65
34406	Conta gli oggetti vecchi		66	46.21	1 1
9339	Contains Prime		15	47.50
25146	Contamination	1	17	50.00	17 17
3386	Contest System Quality Assurance Tester	3	1771	39.60	1 1
2524	Conversions	1	3113	48.20	6 1
25209	CONVERSIONS		4	15.15
8060	Cookies Piles	4	4069	70.97	1 4
4768	Cool Numbers		203	37.21
16088	Coprime Again Easy Version	2	44	33.57	17 34
28010	Copy Cat		17	10.42
8380	COUNT ATTENDANCE		16	67.74
8379	count frequency of digits		23	50.00
11034	Count inversions in a small array	1	265	30.99	1
32445	COUNT JUMPS	1	89	41.07	4 1
10495	Count Primes		101	35.25
21565	Count the miscall		8	47.37
16579	Count the Pairs	31	1381	30.33	5 5
31283	Count The Players		49	25.87
9594	Count the strings		20	41.94	1 1
13356	Count Zero	1	65	90.42	9 17
18166	Counting Bits	1	477	60.91	1 1
25213	Counting Is Easy		42	9.57	17 17
17978	Counting Points In Rectangles		22	29.06
8754	Cout		44	57.47
22089	CPCTriangle		13	31.82
16247	Creativity		35	73.08

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