problem, x,  y,  z, lines, occupation, avelength
1,      24, 24, 4, 60,    41.796875,  16.050000
2,      15, 15, 2, 12,    48.000000,  18.000000
3,      20, 20, 8, 29,    11.250000,  12.413793
4,      72, 72, 8, 8,     2.083333,   108.000000
5,      8,  8,  4, 20,    53.515625,  6.850000
6,      48, 36, 8, 101,   8.738426,   11.960396
7,      72, 72, 8, 8,     2.517361,   130.500000
8,      70, 70, 8, 999,   26.007653,  10.205205
9,     15, 15, 2, 47,    60.222222,  5.765957
10,     23, 12, 6, 49,    39.673913,  13.408163
11,     8,  4,  8, 17,    50.781250,  7.647059
12,     36, 19, 4, 71,    34.027778,  13.112676
13,     72, 72, 8, 52,    1.314140,   10.480769
14,     10, 10, 2, 22,    72.500000,  6.590909
15,     60, 36, 8, 102,   9.675926,   16.392157
16,     15, 15, 4, 81,    46.555556,  5.172840
17,     50, 50, 4, 825,   50.640000,  6.138182
18,     20, 35, 8, 22,    8.500000,   21.636364
19,     36, 24, 1, 96,    90.162037,  8.114583
20,     30, 30, 3, 210,   47.962963,  6.166667
21,     72, 72, 5, 73,    22.071759,  78.369863
22,     72, 72, 2, 2,     3.587963,   186.000000
23,     40, 40, 3, 123,   99.750000,  38.926829
24,     60, 60, 4, 999,   48.923611,  7.052052
25,     40, 40, 4, 212,   99.812500,  30.132075
26,     15, 15, 3, 56,    46.222222,  5.571429
27,     72, 72, 8, 8,     2.194252,   113.750000
28,     3,  3,  3, 6,     100.000000, 4.500000
29,     72, 72, 1, 85,    100.000000, 60.988235
30,     72, 72, 1, 160,   100.000000, 32.400000
31,     16, 20, 5, 272,   100.000000, 5.882353
32,     40, 40, 3, 425,   53.416667,  6.032941
33,     40, 40, 2, 150,   99.875000,  21.306667
34,     40, 40, 3, 80,    99.750000,  59.850000