Sphere Online Judge (SPOJ)

list of basics problems

ID	NAME	QUALITY	USERS	ACC %	DIFFICULTY C I
34652	Right arrow		48	43.59
34655	Rhombus		44	42.74
29153	Reto Nro 7 Spider Man		12	72.22
29152	Reto Nro 6 Cupid		8	62.50
29143	Reto Nro 1 Desfile		8	31.03
28614	REJILLA MAGICA	1	11	38.64	1 1
34653	Reduced fraction		107	22.89
40821	Redirect		6	29.03
36669	Quadratic Equation	1	19	10.09	1 1
28615	Punto de Control		11	17.91
35296	Prime or not Prime!	2	780	26.89	1 6
34883	Prime Number		112	45.52	1 1
34530	Prime Names	-1	56	30.65	1 1
35366	Prangon and String		16	25.00	1 1
37328	Praktikum 4 SDF G		0	0.00
37327	Praktikum 4 SDF F		0	0.00
37326	Praktikum 4 SDF E		0	0.00
37319	Praktikum 4 SDF D		4	4.84
37318	Praktikum 4 SDF C		0	0.00
37317	Praktikum 4 SDF B		0	0.00
37316	Praktikum 4 SDF A		0	0.00
38046	Positive, negative or zero	-1	79	12.55
40933	Pondowo Four	1	12	51.52	1 1
41434	Pondoro		3	37.50
40929	Pondo Two		7	55.56
40930	Pondo Three		12	36.90
40928	Pondo One		5	23.81
34543	PKP Knows Nothing 2		14	22.16
37454	Pizza and pigeons	1	11	32.43	1 1
35017	PIÑATA Grado 10		4	35.29
28611	Pertre		27	31.00
40738	Pavement Blood		6	60.00
40541	Patio paving slabs	-1	11	50.00
30560	Password01		0	0.00
35021	PARQUEADERO GRADO 11		0	0.00
40746	Panda	2	23	28.38	1 26
40739	Pan-da		10	52.17
34651	Palindrome number		81	13.88
36391	Palindrom of Number		31	20.00
34920	Ordenación Grado 11		0	0.00
34934	Occurrences of a Character		36	58.46	1 1
1181	Obfuscated Property		6	0.84
41508	Números Feos	1	6	66.67	1 1
34658	Number triangular		120	40.68
38670	Nhap Mang Va Tinh Tong	-1	34	85.00	1 1
38669	Nhap Mang Va Tim Min	-1	25	56.82	1 1
38668	Nhap Mang Va Tim Max	-1	47	81.03	1 1
34741	NEW YEAR GRADO 10		6	22.58
26303	Natural numbers		7	4.05
41137	Nam The Sheep Watcher	1	18	62.71	1 1