diff -r d59bea55db9b -r c445c931472f doc/miplib2.txt --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/miplib2.txt Mon Dec 06 13:09:21 2010 +0100 @@ -0,0 +1,135 @@ +Solver: GLPSOL 4.40 (options used: --pcost) +Computer: Intel Pentium 4, 3.0 GHz +Platform: Cygwin 1.5.25 +Compiler: GCC 3.4.4 (options used: -O3) +Test set: MIPLIB 2.0 + +Problem Optimal Solution Cuts Used Nodes Iters Time,s Mem,MB +-------- ---------------- --------- -------- ------ ------ ------ +air01 +6.796000000e+03 3 41 < 1 1.2 +air02 +7.810000000e+03 43 201 6 13.8 +air03 +3.401600000e+05 33 414 12 21.0 +air04 +5.613700000e+04 1901 109800 396 32.4 +air05 +2.637400000e+04 6445 201649 452 45.0 +air06 +4.964900000e+04 11 6868 31 18.1 +bell3a +8.784303160e+05 --gomory 7965 42363 17 6.1 +bell3b +1.178616062e+07 --gomory 6031 30467 19 3.2 +bell4 +1.854148420e+07 --gomory 7203 25019 16 2.9 +bell5 +8.966406492e+06 --gomory 5605 18555 8 1.5 +bm23 +3.400000000e+01 373 878 < 1 0.2 +cracpb1 +2.219900000e+04 47 5258 2 1.3 +dcmulti +1.881820000e+05 743 3366 2 1.1 +diamond infeasible 3 4 < 1 0.1 +dsbmip -3.051981750e+02 --mir 217 46088 24 4.5 +egout +5.681007000e+02 91 137 < 1 0.3 +enigma +0.000000000e+00 16419 55071 6 3.2 +fixnet3 +5.197300000e+04 81 380 < 1 1.4 +fixnet4 +8.936000000e+03 211 1095 1 1.4 +fixnet6 +3.983000000e+03 1031 3136 2 1.7 +flugpl +1.201500000e+06 397 231 < 1 0.1 +gen +1.123133627e+05 195 3991 1 1.7 +khb05250 +1.069402260e+08 2163 14498 5 2.8 +l152lav +4.722000000e+03 7419 95299 68 12.0 +lp4l +2.967000000e+03 173 1331 2 1.7 +lseu +1.120000000e+03 10821 31954 5 2.5 +misc01 +5.635000000e+02 769 4593 1 0.5 +misc02 +1.690000000e+03 29 282 < 1 0.2 +misc03 +3.360000000e+03 957 6742 2 1.1 +misc04 +2.666699247e+03 17 2052 1 7.0 +misc05 +2.984500000e+03 293 2520 1 1.1 +misc06 +1.285086074e+04 57 941 < 1 2.7 +misc07 +2.810000000e+03 --mir 66075 579129 424 33.4 +mod008 +3.070000000e+02 8185 24245 8 2.3 +mod010 +6.548000000e+03 315 6283 7 5.3 +mod011 +mod013 +2.809500000e+02 545 1155 < 1 0.3 +modglob +2.074050809e+07 --mir 5197 31985 20 2.8 +noswot +p0033 +3.089000000e+03 305 955 < 1 0.2 +p0040 +6.202700000e+04 17 66 < 1 0.1 +p0201 +7.615000000e+03 521 3660 1 0.9 +p0282 +2.584110000e+05 623 1204 1 0.8 +p0291 +5.223749000e+03 71 154 < 1 0.7 +p0548 +8.691000000e+03 7617 23556 9 2.9 +p2756 +3.124000000e+03 --mir 3911 15157 57 10.9 +p6000 -2.451377000e+06 19209 40906 570 15.8 +pipex +7.882630000e+02 1569 2469 < 1 0.4 +qiu -1.328731369e+02 80473 1918742 1174 69.2 +rentacar +3.035676098e+07 43 1649 3 12.1 +rgn +8.219999924e+01 3325 18700 2 1.2 +sample2 +3.750000000e+02 163 347 < 1 0.2 +sentoy -7.772000000e+03 335 723 < 1 0.4 +set1al +1.586975000e+04 --mir 17 532 < 1 1.5 +set1ch +set1cl +6.484250000e+03 --mir 1 502 < 1 1.1 +stein15 +9.000000000e+00 87 375 < 1 0.2 +stein27 +1.800000000e+01 3255 15327 2 1.0 +stein45 +3.000000000e+01 52301 389140 139 19.2 +stein9 +5.000000000e+00 17 45 < 1 0.1 +vpm1 +2.000000000e+01 --mir 9 836 < 1 0.9 + +PROBLEM CHARACTERISTICS + +Problem Rows Cols ( Int 0/1) Nonz Best Solution +-------- ------ ---------------------- ------ -------------------------- +air01 24 771 ( all all) 4986 6796 (opt) +air02 51 6774 ( all all) 68329 7810 (opt) +air03 125 10757 ( all all) 101785 340160 (opt) +air04 824 8904 ( all all) 81869 56138 (opt) +air05 427 7195 ( all all) 59316 26402 (not opt) +air06 826 8627 ( all all) 79433 49649 (opt) +bell3a 124 133 ( 71 39) 441 878430.32 (opt) +bell3b 124 133 ( 71 39) 441 11786160.62 (opt) +bell4 106 117 ( 64 34) 385 18541484.20 (opt) +bell5 92 104 ( 58 30) 340 8966406.49 (opt) +bm23 21 27 ( all all) 505 34 (opt) +cracpb1 144 572 ( all all) 4730 22199 (opt) +dcmulti 291 548 ( 75 all) 1833 188182.0000 (opt) +diamond 5 2 ( all all) 9 integer infeasible +dsbmip 1855 1886 ( 192 160) 9768 -305.198 (opt) +egout 99 141 ( 55 all) 392 568.101 (opt) +enigma 22 100 ( all all) 298 0.0 (opt) +fixnet3 479 878 ( 378 all) 2631 51973 (opt) +fixnet4 479 878 ( 378 all) 2621 8936 (opt) +fixnet6 479 878 ( 378 all) 2550 3983 (opt) +flugpl 19 18 ( 11 none) 64 1201500 (opt) +gen 781 870 ( 150 144) 3174 112313 (opt) +khb05250 102 1350 ( 24 all) 3973 106940226 (opt) +l152lav 98 1989 ( all all) 11911 4750 (not opt) +lp4l 86 1086 ( all all) 5763 2967 (opt) +lseu 29 89 ( all all) 394 1120 (opt) +misc01 55 83 ( 82 all) 746 563.5 (opt) +misc02 40 59 ( 58 all) 414 1690 (opt) +misc03 97 160 ( 159 all) 2054 3360 (opt) +misc04 1726 4897 ( 30 all) 17253 2666.699 (opt) +misc05 301 136 ( 74 all) 2946 2984.5 (opt) +misc06 821 1808 ( 112 all) 5860 12850.8607 (opt) +misc07 213 260 ( 259 all) 8620 2810 (not opt) +mod008 7 319 ( all all) 1562 307 (opt) +mod010 147 2655 ( all all) 13858 6548 (opt) +mod011 4482 10958 ( 96 all) 37425 -54558535 (opt) +mod013 63 96 ( 48 all) 288 280.95 (opt) +modglob 292 422 ( 98 all) 1390 20740508 (opt) +noswot 183 128 ( 100 75) 760 -43 (opt) +p0033 17 33 ( all all) 131 3089 (opt) +p0040 24 40 ( all all) 150 62027 (opt) +p0201 134 201 ( all all) 2124 7615 (opt) +p0282 242 282 ( all all) 2248 258411 (opt) +p0291 253 291 ( all all) 349 5223.7490 (opt) +p0548 177 548 ( all all) 2127 8691 (opt) +p2756 756 2756 ( all all) 11103 3124 (opt) +p6000 2177 6000 ( all all) 54238 -2451377 (opt) +pipex 26 48 ( all all) 240 788.263 (opt) +qiu 1193 840 ( 48 all) 3432 -132.873137 (opt) +rentacar 6804 9557 ( 55 all) 42019 30356761 (opt) +rgn 25 180 ( 100 all) 540 82.1999 (opt) +sample2 46 67 ( 21 all) 179 375 (opt) +sentoy 31 60 ( all all) 1860 -7772 (opt) +set1al 493 712 ( 240 all) 1884 15869.7 (opt) +set1ch 493 712 ( 240 all) 1884 54537.7 (opt) +set1cl 493 712 ( 240 all) 1884 6484.25 (opt) +stein15 37 15 ( all all) 135 9 (opt) +stein27 119 27 ( all all) 405 18 (opt) +stein45 332 45 ( all all) 1079 30 (opt) +stein9 14 9 ( all all) 54 5 (opt) +vpm1 235 378 ( 168 all) 917 20 (opt)