1% title:LP problem: min c'*x, where Ax=b, l<=x<=u (c,l,u,z0 in lp_afiro.clu    )
2% key:  AFIRO
3      27      51         102  0
4       3       1     0.100000000000000000E+001
5       4       2     0.100000000000000000E+001
6       7       3     0.100000000000000000E+001
7       8       4     0.100000000000000000E+001
8       9       5     0.100000000000000000E+001
9      10       6     0.100000000000000000E+001
10      13       7     0.100000000000000000E+001
11      14       8     0.100000000000000000E+001
12      17       9     0.100000000000000000E+001
13      18      10     0.100000000000000000E+001
14      19      11     0.100000000000000000E+001
15      20      12     0.100000000000000000E+001
16      21      13     0.100000000000000000E+001
17      22      14     0.100000000000000000E+001
18      23      15     0.100000000000000000E+001
19      24      16     0.100000000000000000E+001
20      25      17     0.100000000000000000E+001
21      26      18     0.100000000000000000E+001
22      27      19     0.100000000000000000E+001
23       1      20    -0.100000000000000000E+001
24       2      20    -0.106000000000000005E+001
25       3      20     0.100000000000000000E+001
26      24      20     0.300999999999999990E+000
27       1      21     0.100000000000000000E+001
28       4      21    -0.100000000000000000E+001
29       1      22     0.100000000000000000E+001
30      22      22    -0.100000000000000000E+001
31       2      23     0.100000000000000000E+001
32      26      23     0.100000000000000000E+001
33       5      24    -0.100000000000000000E+001
34       6      24    -0.106000000000000005E+001
35       7      24     0.100000000000000000E+001
36      25      24     0.300999999999999990E+000
37       5      25    -0.100000000000000000E+001
38       6      25    -0.106000000000000005E+001
39       8      25     0.100000000000000000E+001
40      25      25     0.313000000000000000E+000
41       5      26    -0.100000000000000000E+001
42       6      26    -0.959999999999999964E+000
43       9      26     0.100000000000000000E+001
44      25      26     0.313000000000000000E+000
45       5      27    -0.100000000000000000E+001
46       6      27    -0.859999999999999987E+000
47      10      27     0.100000000000000000E+001
48      25      27     0.326000000000000012E+000
49       7      28    -0.100000000000000000E+001
50      21      28     0.236399999999999988E+001
51       8      29    -0.100000000000000000E+001
52      21      29     0.238600000000000012E+001
53       9      30    -0.100000000000000000E+001
54      21      30     0.240799999999999992E+001
55      10      31    -0.100000000000000000E+001
56      21      31     0.242899999999999983E+001
57       4      32     0.139999999999999991E+001
58       5      32     0.100000000000000000E+001
59       5      33     0.100000000000000000E+001
60      23      33    -0.100000000000000000E+001
61       6      34     0.100000000000000000E+001
62      27      34     0.100000000000000000E+001
63      11      35    -0.100000000000000000E+001
64      12      35    -0.429999999999999993E+000
65      13      35     0.100000000000000000E+001
66      22      35     0.109000000000000000E+000
67      11      36     0.100000000000000000E+001
68      14      36    -0.100000000000000000E+001
69      11      37     0.100000000000000000E+001
70      24      37    -0.100000000000000000E+001
71      11      38     0.100000000000000000E+001
72      21      38    -0.100000000000000000E+001
73      12      39     0.100000000000000000E+001
74      26      39     0.100000000000000000E+001
75      15      40    -0.429999999999999993E+000
76      16      40     0.100000000000000000E+001
77      17      40     0.100000000000000000E+001
78      23      40     0.109000000000000000E+000
79      15      41    -0.429999999999999993E+000
80      16      41     0.100000000000000000E+001
81      18      41     0.100000000000000000E+001
82      23      41     0.107999999999999999E+000
83      15      42    -0.390000000000000013E+000
84      16      42     0.100000000000000000E+001
85      19      42     0.100000000000000000E+001
86      23      42     0.107999999999999999E+000
87      15      43    -0.369999999999999996E+000
88      16      43     0.100000000000000000E+001
89      20      43     0.100000000000000000E+001
90      23      43     0.106999999999999998E+000
91      17      44    -0.100000000000000000E+001
92      21      44     0.219099999999999984E+001
93      18      45    -0.100000000000000000E+001
94      21      45     0.221899999999999986E+001
95      19      46    -0.100000000000000000E+001
96      21      46     0.224900000000000011E+001
97      20      47    -0.100000000000000000E+001
98      21      47     0.227899999999999991E+001
99      14      48     0.139999999999999991E+001
100      16      48    -0.100000000000000000E+001
101      16      49     0.100000000000000000E+001
102      25      49    -0.100000000000000000E+001
103      15      50     0.100000000000000000E+001
104      27      50     0.100000000000000000E+001
105      16      51     0.100000000000000000E+001
106