Sphere Online Judge (SPOJ)

list of partial problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
14759	Yet another strings problem !!		82	89.95
10337	TRAKA	3	84	93.44	26 42
2227	IOI05 Mountains	2	91	81.04	17 34
3610	BOI 97 - Factorial		95	85.85
3449	Sum of Squares		96	89.91
4596	A Marble Game	2	99	88.58	34 17
34983	Cairo Tower		102	66.67
10336	PLACE	2	105	92.98	23 17
5537	Words		111	89.80
14756	Rice Hub - IOI	1	112	91.88
11131	Palindrome or not		118	50.17
10178	Most Reliable Path	2	150	88.22	1 9
13564	Time		159	69.54
2229	Lubenica	1	167	88.37	17 17
9028	DIEULINH	1	178	60.52	17 17
32860	Miraculous	5	197	92.18	26 17
4257	First Number		218	75.68
452	Longest Common Subsequence		220	38.71	17 28
2255	IOI07 Miners	5	229	89.01	31 28
5536	Physics Grade		238	79.21	1 1
41087	Rajan and the talking pairs	4	255	89.39	21 17
8601	Brainfuck Geek!!! (Bonus Question)	-1	259	81.39	1 1
12601	PiggybankRI		268	88.72
429	Simple Numbers Conversion		287	45.51
14702	Yet another range difference query!	15	290	84.44	27 21
5167	Quadratics	-1	319	68.93	1 1
5202	Stacks of Bricks 2		330	90.79
8559	Insulation		369	91.60
2226	IOI01 Mobiles	7	480	90.97	15 22
2224	Team Selection	17	519	90.94	15 19
5535	Accelerated Reading		531	90.79	1 1
2211	Mars Map	16	589	86.66	22 24
5201	Stacks of Bricks	1	893	84.06	1 1
2198	Leaves	26	943	87.11	22 28
9740	Closest Pair Problem	2	1031	83.51	21 11
2798	Query on a tree again!	62	2485	87.16	24 22
6409	Suffix Array	34	2529	88.98	18 16
3188	Minimum Spanning Tree	112	9017	83.06	10 9