Sphere Online Judge (SPOJ)

list of tutorial problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
13389	Letter Count	1	617	54.47	1 1
6653	Lexicographic Order 1		11	61.29
6654	Lexicographic Order 2	1	43	33.95	17 17
6655	Lexicographic Order 3		3	9.68
6656	Lexicographic Order 4		4	62.50
32108	Lexicographic Permutations	1	133	93.01
8544	Lexicographical ordering	2	120	50.00	1 1
17641	Lights Out		9	43.59
14217	Longest Maze Path		1	16.67
3320	Longest Monotonically Nondecreasing Sequence	3	182	33.97	9 23
4474	Longest Palindromic Substring	23	1221	21.49	22 20
14089	Longest Smiley Face		25	60.00	1 1
3081	Look and Say	1	274	56.22	1 17
23436	Look and Say	1	16	56.67	1 1
24315	Los N primeros números impares		70	71.93
12447	LOVER BOY	-1	62	38.03	1 1
21442	Lowest Common Ancestor	30	1880	36.50	13 12
5200	Lsu Football		27	85.22
29747	Lucky 7, Unlucky 13	3	78	43.43	6 6
4192	Lucky cities		17	32.88
3727	Lucky Number	3	775	65.89	1 1
8494	Lucky Numbers	1	273	60.68	17 17
8665	Lucky Sequence Again	3	697	52.74	6 17
8900	LUCKYNINE	2	418	32.02	1 1
14337	Luhn Algorithm		30	42.17
10681	MAG		33	56.96
2459	Magic Program		87	62.21
2494	Magic Program III		12	21.82
12074	Magical Ladders		17	29.33	1 1
15970	Magical Names		55	75.29
12100	Main Course		6	23.53
14931	Make It Simple		197	23.55
32470	Make Versions in Segment Tree	16	369	44.23	14 14
1872	Making Book		808	28.98
7287	Making Palindrome		12	44.44
7673	Making your own Calculator		13	15.69
14527	Mandatory Attendance		6	66.67
20155	Maram and Queue		10	24.19
14394	Mario meets princess Peach		11	25.76
34372	Massimo Comune Divisore		4	50.00	1 1
26500	MATAA		5	72.73
18398	Math assignment		19	43.18
20159	Math Assignment		11	48.28
13681	Matrix City		30	58.21
25113	Matriz Diagonal		41	33.56
11317	MAX AREA	-1	143	58.20	1 1
2632	Max Power		97	43.41
12395	Maximizing the equation		79	39.84
11032	Maximum element of an array	1	302	43.61
34625	Maximum K in a Window		7	11.96

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