Sphere Online Judge (SPOJ)

list of tutorial problems (unsolved)

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
11999	Catalan Powered	1	20	21.88	1 17
11996	Medal Tally	1	27	54.24
11995	Family Problem		24	24.80
11990	Measuring Water		101	27.85
11989	Factorial large		23	20.26
11980	Sequence		322	29.86
11976	Permutation		26	33.90
11961	Party trouble		70	29.19
11960	Prime Factorization	4	424	22.67	17 17
11936	FIBO BIT	1	23	39.05	1 34
11934	PUT TRINOMO		178	30.82
11902	Bit Maker		25	21.07
11877	Upcoming Demons		24	25.22
11876	Finding Majority		294	43.70	1 1
11852	Power with Combinatorics(EASY)	3	90	23.43	26 26
11821	Combinatorial Sequence	1	32	48.10	1 50
11807	Think Different	1	125	41.49	1 1
11791	Integer Factorization With A Twist		32	24.70
11788	Ishika and Kashish		2	6.25
11732	CARTONES CREDECRECIENTES		28	56.67
11731	PATENTES	1	21	57.45
11728	Forest Fires		223	41.49
11722	HELP ABHISHEK		51	50.80
11643	Cross dangerous minefields		14	33.33
11600	Another Mathematical Problem		101	35.23
11581	The Famous Clock		136	56.95
11572	A Famous Music Composer		352	39.84
11567	Find the missing card		54	45.51
11559	Are you smart enough		27	56.14
11556	Find the minimum no of squares	1	27	37.08
11522	CHOCOLATES	1	85	41.58	1 1
11514	N-ARY TREE	1	87	50.74
11507	SPIRAL RUN	2	378	52.32	1 12
11506	ANYTHING FOR ATTENDANCE		49	51.56
11492	Fast Schedule		270	50.65
11464	Book Shelves(tutorial)		23	18.52
11457	New iPad		245	64.19
11398	Do You know your Algorithms		441	51.63
11387	Perfect Cover		88	33.01	1 1
11382	Quadra vs PussyCat		63	51.31
11368	Fibonacci brain	1	471	44.71	9 1
11366	Zoom Operation		10	38.71
11365	TSquare TO Square		26	33.25
11356	TWIN PRIMES	1	36	39.52
11349	Tertiary Calculator		6	42.11
11342	Here be ducks		269	21.34
11341	TWIN PRIMES		181	19.02
11333	Vowels	1	1172	65.18	1 1
11331	Two Squares		67	35.52
11323	2D-SORT	2	1052	20.99	5 1

list of tutorial problems (unsolved)

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