current theta: 0.625453861032 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 3164 rows and 3164 columns Presolve time: 0.14s Presolved: 5767 rows, 5860 columns, 17204 nonzeros Variable types: 0 continuous, 5860 integer (5860 binary) Root relaxation: objective 0.000000e+00, 769 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (1470 simplex iterations) in 0.19 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [3, 11, 15, 21, 33, 48, 60, 65, 91, 92] edges [(29, 48), (42, 60), (22, 92), (81, 21), (13, 48), (26, 60), (88, 60), (77, 60), (79, 48), (40, 48), (69, 92), (56, 60), (78, 60), (60, 48), (17, 60), (66, 48), (28, 60), (93, 92), (1, 60), (46, 60), (43, 48), (12, 60), (72, 92), (80, 3), (18, 60), (14, 48), (61, 92), (9, 65), (71, 92), (47, 60), (89, 92), (53, 60), (50, 92), (48, 92), (84, 48), (31, 3), (37, 60), (70, 60), (87, 65), (54, 60), (63, 92), (58, 48), (38, 60), (4, 60), (73, 60), (55, 60), (39, 33), (57, 60), (90, 60), (92, 92), (19, 48), (65, 92), (36, 15), (45, 60), (25, 48), (74, 60), (35, 65), (44, 48), (24, 60), (32, 11), (75, 60), (15, 48), (8, 60), (30, 60), (76, 60), (49, 60), (82, 60), (91, 48), (62, 92), (2, 48), (64, 92), (11, 3), (59, 48), (5, 60), (67, 60), (3, 92), (85, 60), (51, 60), (20, 65), (33, 48), (6, 60), (68, 60), (21, 21), (41, 60), (86, 60), (10, 48), (52, 60), (16, 48), (27, 92), (83, 48), (7, 60), (34, 92), (23, 48), (0, 48)] current theta: 0.312726930516 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 6788 rows and 6792 columns Presolve time: 0.03s Presolved: 2143 rows, 2232 columns, 6328 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2232 integer (2232 binary) Root relaxation: objective 0.000000e+00, 890 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (1653 simplex iterations) in 0.07 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [11, 44, 56, 57, 59, 66, 69, 80, 90, 93] edges [(65, 11), (17, 57), (3, 11), (12, 90), (91, 44), (83, 66), (88, 59), (48, 80), (54, 90), (45, 90), (19, 93), (76, 90), (69, 93), (56, 59), (93, 93), (9, 93), (86, 93), (75, 93), (40, 44), (89, 93), (80, 93), (22, 80), (68, 59), (1, 66), (33, 44), (42, 57), (61, 93), (35, 11), (38, 66), (5, 93), (71, 93), (34, 44), (10, 57), (0, 44), (73, 57), (81, 90), (43, 66), (26, 80), (50, 93), (55, 80), (16, 44), (79, 66), (57, 90), (18, 57), (47, 56), (53, 56), (85, 90), (11, 11), (92, 11), (29, 90), (82, 66), (62, 90), (59, 56), (8, 57), (49, 57), (74, 80), (36, 44), (32, 93), (4, 56), (67, 90), (21, 90), (7, 90), (39, 56), (77, 90), (90, 57), (6, 59), (64, 44), (13, 93), (25, 66), (84, 59), (44, 44), (58, 57), (51, 59), (14, 66), (87, 90), (78, 69), (41, 56), (20, 90), (31, 90), (72, 80), (52, 93), (37, 93), (63, 11), (2, 90), (28, 90), (30, 90), (66, 56), (15, 56), (60, 57), (23, 90), (27, 93), (70, 44), (46, 80), (24, 90)] current theta: 0.156363465258 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 8148 rows and 8216 columns Presolve time: 0.01s Presolved: 783 rows, 808 columns, 2186 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 808 integer (808 binary) Root relaxation: cutoff, 909 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (909 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.234545197887 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7558 rows and 7580 columns Presolve time: 0.02s Presolved: 1373 rows, 1444 columns, 4000 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1444 integer (1444 binary) Root relaxation: objective 1.065814e-14, 901 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (1706 simplex iterations) in 0.05 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [7, 28, 33, 35, 41, 63, 80, 83, 87, 92] edges [(7, 7), (17, 83), (12, 28), (8, 41), (91, 33), (27, 80), (70, 33), (5, 80), (42, 28), (48, 7), (6, 83), (13, 80), (11, 63), (44, 33), (4, 41), (21, 28), (86, 41), (80, 80), (25, 83), (33, 33), (74, 41), (55, 33), (63, 63), (15, 41), (89, 35), (75, 80), (67, 7), (31, 87), (68, 83), (57, 28), (56, 83), (28, 28), (26, 80), (88, 41), (20, 87), (78, 7), (62, 87), (23, 28), (18, 28), (34, 80), (14, 83), (22, 63), (10, 83), (2, 28), (35, 92), (0, 33), (73, 83), (36, 33), (43, 41), (39, 83), (93, 80), (76, 28), (83, 83), (54, 28), (65, 63), (16, 33), (29, 87), (84, 83), (66, 83), (69, 7), (90, 28), (52, 80), (32, 80), (45, 28), (61, 80), (1, 83), (71, 80), (9, 80), (85, 7), (47, 83), (24, 28), (37, 80), (50, 63), (92, 63), (81, 28), (30, 28), (72, 80), (60, 83), (3, 92), (41, 83), (53, 41), (87, 87), (49, 83), (38, 41), (64, 80), (77, 28), (51, 83), (58, 83), (46, 80), (82, 83), (79, 83), (40, 80), (19, 35), (59, 83)] current theta: 0.195454331573 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7906 rows and 7944 columns Presolve time: 0.01s Presolved: 1025 rows, 1080 columns, 2940 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1080 integer (1080 binary) Root relaxation: cutoff, 1329 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (1329 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.21499976473 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7744 rows and 7773 columns Presolve time: 0.02s Presolved: 1187 rows, 1251 columns, 3435 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1251 integer (1251 binary) Root relaxation: objective -3.552714e-15, 1313 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 -0.00000 0.00% - 0s Explored 0 nodes (2074 simplex iterations) in 0.07 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [3, 8, 30, 36, 46, 50, 51, 52, 62, 81] edges [(83, 51), (19, 62), (44, 36), (74, 46), (7, 62), (53, 51), (87, 62), (42, 30), (82, 51), (5, 36), (62, 62), (79, 51), (14, 8), (18, 8), (28, 81), (66, 51), (60, 8), (50, 50), (12, 30), (34, 50), (63, 50), (40, 46), (85, 81), (81, 81), (1, 51), (43, 51), (57, 30), (36, 36), (86, 46), (65, 3), (91, 36), (71, 36), (93, 52), (89, 62), (21, 81), (41, 51), (45, 81), (61, 52), (27, 52), (4, 51), (25, 51), (84, 51), (20, 81), (33, 36), (51, 51), (23, 30), (54, 30), (88, 8), (6, 8), (64, 50), (22, 50), (80, 52), (0, 36), (46, 46), (90, 30), (76, 30), (48, 52), (37, 36), (10, 8), (15, 51), (52, 52), (32, 52), (16, 36), (2, 81), (3, 3), (9, 52), (30, 30), (73, 8), (26, 52), (17, 8), (11, 3), (92, 3), (47, 46), (31, 62), (72, 52), (56, 51), (29, 81), (24, 30), (59, 51), (77, 30), (78, 52), (70, 46), (68, 51), (13, 52), (67, 62), (75, 52), (8, 8), (35, 3), (38, 46), (55, 46), (39, 51), (69, 52), (49, 8), (58, 8)] current theta: 0.205227048151 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7838 rows and 7873 columns Presolve time: 0.01s Presolved: 1093 rows, 1151 columns, 3147 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1151 integer (1151 binary) Root relaxation: cutoff, 1405 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (1405 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.210113406441 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7792 rows and 7824 columns Presolve time: 0.02s Presolved: 1139 rows, 1200 columns, 3288 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1200 integer (1200 binary) Root relaxation: objective 0.000000e+00, 1185 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (1185 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [3, 8, 22, 42, 46, 51, 52, 62, 81, 91] edges [(90, 42), (30, 42), (19, 62), (12, 42), (33, 91), (74, 46), (7, 62), (53, 51), (87, 62), (34, 91), (82, 51), (62, 62), (79, 51), (14, 8), (28, 81), (66, 51), (60, 8), (23, 42), (40, 46), (16, 91), (81, 81), (1, 51), (44, 91), (43, 51), (86, 46), (65, 3), (93, 52), (5, 46), (89, 62), (85, 42), (21, 81), (41, 51), (45, 81), (61, 52), (36, 91), (27, 52), (4, 51), (25, 51), (84, 51), (20, 81), (71, 91), (51, 51), (88, 8), (6, 8), (76, 42), (9, 46), (83, 8), (22, 22), (80, 52), (46, 46), (54, 42), (91, 91), (48, 52), (10, 8), (42, 42), (15, 51), (52, 52), (32, 52), (2, 81), (57, 42), (3, 3), (77, 42), (64, 91), (73, 8), (26, 52), (17, 8), (11, 3), (92, 3), (47, 46), (31, 62), (72, 52), (56, 51), (29, 81), (59, 51), (50, 22), (78, 52), (37, 46), (70, 46), (68, 51), (63, 22), (13, 52), (67, 62), (18, 42), (75, 52), (8, 8), (35, 3), (38, 46), (24, 42), (55, 46), (39, 51), (0, 91), (69, 52), (49, 8), (58, 8)] current theta: 0.207670227296 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7810 rows and 7845 columns Presolve time: 0.02s Presolved: 1121 rows, 1179 columns, 3231 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1179 integer (1179 binary) Root relaxation: cutoff, 36 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 0.00000 -1.00000 - - 0s Explored 0 nodes (36 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [3, 8, 22, 42, 46, 51, 52, 62, 81, 91] edges [(90, 42), (30, 42), (19, 62), (12, 42), (33, 91), (74, 46), (7, 62), (53, 51), (87, 62), (34, 91), (82, 51), (62, 62), (79, 51), (14, 8), (28, 81), (66, 51), (60, 8), (23, 42), (40, 46), (16, 91), (81, 81), (1, 51), (44, 91), (43, 51), (86, 46), (65, 3), (93, 52), (5, 46), (89, 62), (85, 42), (21, 81), (41, 51), (45, 81), (61, 52), (36, 91), (27, 52), (4, 51), (25, 51), (84, 51), (20, 81), (71, 91), (51, 51), (88, 8), (6, 8), (76, 42), (9, 46), (83, 8), (22, 22), (80, 52), (46, 46), (54, 42), (91, 91), (48, 52), (10, 8), (42, 42), (15, 51), (52, 52), (32, 52), (2, 81), (57, 42), (3, 3), (77, 42), (64, 91), (73, 8), (26, 52), (17, 8), (11, 3), (92, 3), (47, 46), (31, 62), (72, 52), (56, 51), (29, 81), (59, 51), (50, 22), (78, 52), (37, 46), (70, 46), (68, 51), (63, 22), (13, 52), (67, 62), (18, 42), (75, 52), (8, 8), (35, 3), (38, 46), (24, 42), (55, 46), (39, 51), (0, 91), (69, 52), (49, 8), (58, 8)] current theta: 0.206448637724 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7826 rows and 7861 columns Presolve time: 0.02s Presolved: 1105 rows, 1163 columns, 3183 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1163 integer (1163 binary) Root relaxation: cutoff, 1219 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (1219 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.20705943251 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:09 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7818 rows and 7853 columns Presolve time: 0.02s Presolved: 1113 rows, 1171 columns, 3207 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1171 integer (1171 binary) Root relaxation: cutoff, 1415 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (1415 simplex iterations) in 0.05 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.207364829903 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:10 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7810 rows and 7845 columns Presolve time: 0.02s Presolved: 1121 rows, 1179 columns, 3231 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1179 integer (1179 binary) Root relaxation: cutoff, 36 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 0.00000 -1.00000 - - 0s Explored 0 nodes (36 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [3, 8, 22, 42, 46, 51, 52, 62, 81, 91] edges [(90, 42), (30, 42), (19, 62), (12, 42), (33, 91), (74, 46), (7, 62), (53, 51), (87, 62), (34, 91), (82, 51), (62, 62), (79, 51), (14, 8), (28, 81), (66, 51), (60, 8), (23, 42), (40, 46), (16, 91), (81, 81), (1, 51), (44, 91), (43, 51), (86, 46), (65, 3), (93, 52), (5, 46), (89, 62), (85, 42), (21, 81), (41, 51), (45, 81), (61, 52), (36, 91), (27, 52), (4, 51), (25, 51), (84, 51), (20, 81), (71, 91), (51, 51), (88, 8), (6, 8), (76, 42), (9, 46), (83, 8), (22, 22), (80, 52), (46, 46), (54, 42), (91, 91), (48, 52), (10, 8), (42, 42), (15, 51), (52, 52), (32, 52), (2, 81), (57, 42), (3, 3), (77, 42), (64, 91), (73, 8), (26, 52), (17, 8), (11, 3), (92, 3), (47, 46), (31, 62), (72, 52), (56, 51), (29, 81), (59, 51), (50, 22), (78, 52), (37, 46), (70, 46), (68, 51), (63, 22), (13, 52), (67, 62), (18, 42), (75, 52), (8, 8), (35, 3), (38, 46), (24, 42), (55, 46), (39, 51), (0, 91), (69, 52), (49, 8), (58, 8)] current theta: 0.207212131206 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:10 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7814 rows and 7849 columns Presolve time: 0.02s Presolved: 1117 rows, 1175 columns, 3219 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1175 integer (1175 binary) Root relaxation: objective 0.000000e+00, 1246 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (1246 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [8, 11, 30, 36, 46, 50, 51, 52, 62, 81] edges [(65, 11), (3, 11), (64, 36), (19, 62), (44, 36), (74, 46), (7, 62), (53, 51), (87, 62), (42, 30), (4, 46), (82, 51), (62, 62), (79, 51), (14, 8), (28, 81), (66, 51), (60, 8), (50, 50), (12, 30), (34, 50), (40, 46), (85, 81), (35, 11), (81, 81), (1, 51), (43, 51), (57, 30), (36, 36), (86, 46), (91, 36), (71, 36), (93, 52), (5, 46), (18, 30), (89, 62), (21, 81), (41, 51), (45, 81), (61, 52), (27, 52), (25, 51), (84, 51), (20, 81), (33, 36), (51, 51), (23, 30), (11, 11), (54, 30), (88, 8), (92, 11), (6, 8), (83, 8), (22, 50), (80, 52), (0, 36), (46, 46), (90, 30), (76, 30), (48, 52), (10, 8), (15, 51), (52, 52), (32, 52), (16, 36), (2, 81), (9, 52), (30, 30), (73, 8), (26, 52), (17, 8), (47, 46), (31, 62), (72, 52), (56, 51), (29, 81), (24, 30), (59, 51), (77, 30), (78, 52), (37, 46), (70, 46), (63, 11), (68, 51), (13, 52), (67, 62), (75, 52), (8, 8), (38, 46), (55, 46), (39, 51), (69, 52), (49, 8), (58, 8)] current theta: 0.207135781858 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:10 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7814 rows and 7849 columns Presolve time: 0.02s Presolved: 1117 rows, 1175 columns, 3219 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1175 integer (1175 binary) Root relaxation: cutoff, 36 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 0.00000 -1.00000 - - 0s Explored 0 nodes (36 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [8, 11, 30, 36, 46, 50, 51, 52, 62, 81] edges [(65, 11), (3, 11), (64, 36), (19, 62), (44, 36), (74, 46), (7, 62), (53, 51), (87, 62), (42, 30), (4, 46), (82, 51), (62, 62), (79, 51), (14, 8), (28, 81), (66, 51), (60, 8), (50, 50), (12, 30), (34, 50), (40, 46), (85, 81), (35, 11), (81, 81), (1, 51), (43, 51), (57, 30), (36, 36), (86, 46), (91, 36), (71, 36), (93, 52), (5, 46), (18, 30), (89, 62), (21, 81), (41, 51), (45, 81), (61, 52), (27, 52), (25, 51), (84, 51), (20, 81), (33, 36), (51, 51), (23, 30), (11, 11), (54, 30), (88, 8), (92, 11), (6, 8), (83, 8), (22, 50), (80, 52), (0, 36), (46, 46), (90, 30), (76, 30), (48, 52), (10, 8), (15, 51), (52, 52), (32, 52), (16, 36), (2, 81), (9, 52), (30, 30), (73, 8), (26, 52), (17, 8), (47, 46), (31, 62), (72, 52), (56, 51), (29, 81), (24, 30), (59, 51), (77, 30), (78, 52), (37, 46), (70, 46), (63, 11), (68, 51), (13, 52), (67, 62), (75, 52), (8, 8), (38, 46), (55, 46), (39, 51), (69, 52), (49, 8), (58, 8)]