Sphere Online Judge (SPOJ)

list of tutorial problems (unsolved)

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
21392	Prana and The Series	1	45	19.13	17 34
25113	Matriz Diagonal		45	33.76
15303	Triangle	-1	44	41.23	1 1
16120	FRUITS AND VEGETABLE		44	76.19
16249	Takeshis Maze		44	54.55
18199	SO SIMPLE!!!		44	46.53
9361	The Circumference of the Circle	1	43	47.52	34 1
12509	STRING PROBLEM		43	43.12
21747	Problems 2: DIV, MOD and IF	-2	43	54.55	1 1
24944	Múltiplos de 7 y cantidad de pares	1	43	39.23	1 1
25213	Counting Is Easy		43	8.73	17 17
31183	Sub array Sum2	3	43	15.83	34 17
5779	Interleaved Periodic String		42	47.83
8224	Perfect Composites		42	18.80
9109	NTH WORD	1	42	39.66
10559	PRIMES20		42	54.62
19702	Average	-1	42	88.16	1 1
19789	Jon and Cow	1	42	34.01
23699	Standing Ovation	1	42	27.60	1
24990	Todos Distintos		42	56.82
8647	String Game		41	56.63
12184	Help the statistics department	2	41	40.91	9 17
14090	Moving the dog around		41	53.00
14976	The Super Mario Blues		41	77.05
15635	Easter festival date		41	34.19
16784	Sachin Loves Boundaries		41	36.89
25056	Escalator	1	41	63.01
10331	Sample	-1	40	10.73
13669	I Robot		40	28.85
12071	Point Blank		39	35.29
15986	Encrypt the String		39	22.11
16247	Creativity		39	75.00
18039	Atito’s family		39	64.94
18157	Double Primes	1	39	25.76	17 17
20160	Amr and Math		39	66.67	1
20414	Simple Calculator		39	72.58
11114	Who Won the Match	-1	38	73.58
12540	It is Super Effective	1	38	39.85	1 1
13674	Play with Matrices		38	29.57
14335	Vowels		38	30.66
16694	Goodness of Numbers	1	38	40.54
22260	Natural Number Sum		38	65.22
28178	Real Give Away	1	38	53.42	1 1
32447	How many are placed at last positions	1	38	86.23	1 17
7856	Tower Game (Easy)		37	35.58
13421	RELATIVE PRIMES		37	74.60
14115	Eating Puzzle	-1	37	27.78
16107	MIKE AND RACHAEL		37	48.15
16136	Help Santa	-1	37	48.15
19289	Ohani And Unsolvable Math	1	37	44.21	1 17

list of tutorial problems (unsolved)

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