current theta: 0.643888793951 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:03 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 3092 rows and 3092 columns Presolve time: 0.15s Presolved: 6415 rows, 6511 columns, 19145 nonzeros Variable types: 0 continuous, 6511 integer (6511 binary) Root relaxation: objective 0.000000e+00, 657 iterations, 0.01 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 (1730 simplex iterations) in 0.20 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 [1, 14, 19, 46, 47, 57, 59, 75, 89, 95] edges [(90, 14), (27, 95), (88, 95), (34, 14), (55, 89), (30, 95), (39, 95), (77, 59), (66, 46), (33, 89), (44, 95), (19, 95), (68, 59), (20, 1), (14, 14), (41, 89), (83, 1), (91, 14), (80, 59), (71, 14), (36, 59), (24, 14), (4, 14), (15, 46), (35, 89), (8, 95), (96, 1), (50, 95), (58, 89), (92, 14), (29, 95), (69, 59), (65, 89), (32, 59), (86, 1), (5, 89), (46, 14), (13, 1), (18, 57), (63, 95), (16, 46), (26, 95), (78, 46), (85, 89), (75, 59), (40, 95), (57, 95), (59, 59), (38, 95), (0, 89), (10, 95), (49, 19), (31, 95), (62, 89), (7, 46), (2, 46), (74, 95), (53, 95), (87, 1), (17, 46), (28, 46), (25, 95), (93, 75), (67, 95), (79, 46), (6, 59), (23, 59), (82, 89), (21, 46), (9, 59), (51, 59), (47, 47), (61, 1), (56, 95), (70, 95), (11, 75), (72, 75), (37, 95), (95, 47), (42, 95), (73, 89), (3, 95), (45, 95), (43, 14), (12, 95), (54, 14), (52, 95), (89, 95), (94, 95), (81, 95), (60, 75), (64, 14), (76, 95), (1, 59), (84, 46), (22, 95), (48, 46)] current theta: 0.321944396976 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 7110 rows and 7111 columns Presolve time: 0.04s Presolved: 2397 rows, 2492 columns, 7090 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2492 integer (2492 binary) Root relaxation: objective 0.000000e+00, 943 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 (1633 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 [45, 49, 53, 64, 65, 68, 73, 75, 94, 95] edges [(27, 95), (13, 49), (62, 68), (76, 53), (44, 94), (37, 53), (24, 64), (39, 45), (30, 95), (96, 68), (69, 49), (92, 73), (95, 95), (68, 73), (19, 95), (2, 94), (81, 94), (20, 73), (57, 53), (14, 64), (93, 68), (80, 95), (43, 65), (89, 64), (50, 49), (87, 68), (31, 45), (11, 49), (4, 94), (73, 68), (64, 64), (8, 53), (46, 65), (7, 65), (17, 73), (58, 65), (18, 73), (77, 95), (61, 49), (67, 53), (40, 95), (85, 68), (9, 49), (42, 75), (70, 49), (10, 94), (35, 65), (36, 45), (79, 73), (82, 65), (25, 53), (51, 75), (74, 95), (90, 65), (91, 64), (56, 65), (53, 94), (41, 75), (72, 73), (5, 64), (75, 49), (28, 94), (16, 73), (48, 68), (55, 65), (15, 73), (38, 53), (65, 73), (59, 49), (84, 68), (26, 53), (21, 65), (86, 68), (66, 73), (49, 49), (33, 65), (0, 65), (54, 65), (1, 75), (12, 94), (3, 95), (34, 65), (94, 94), (45, 95), (52, 95), (6, 75), (78, 73), (32, 75), (88, 65), (83, 49), (63, 53), (23, 45), (22, 94), (29, 49), (71, 73), (47, 53), (60, 68)] current theta: 0.160972198488 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8682 rows and 8753 columns Presolve time: 0.01s Presolved: 825 rows, 850 columns, 2304 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 850 integer (850 binary) Root relaxation: cutoff, 889 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 (889 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: 0.241458297732 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8034 rows and 8050 columns Presolve time: 0.02s Presolved: 1473 rows, 1553 columns, 4303 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1553 integer (1553 binary) Root relaxation: objective -3.552714e-15, 1210 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 (1974 simplex iterations) in 0.06 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 [27, 32, 38, 55, 59, 72, 80, 92, 94, 96] edges [(36, 80), (33, 96), (89, 94), (77, 80), (10, 27), (30, 94), (24, 92), (73, 55), (64, 38), (68, 72), (57, 27), (96, 96), (44, 38), (27, 80), (22, 38), (58, 92), (87, 72), (20, 72), (61, 59), (81, 94), (62, 72), (93, 96), (11, 96), (16, 55), (5, 94), (83, 72), (59, 32), (80, 80), (91, 92), (71, 92), (94, 38), (47, 27), (75, 32), (90, 92), (52, 27), (28, 96), (41, 96), (46, 92), (25, 80), (23, 32), (3, 27), (45, 80), (26, 94), (49, 32), (31, 80), (42, 32), (7, 92), (35, 92), (9, 96), (17, 72), (39, 80), (63, 94), (92, 92), (15, 55), (38, 94), (95, 27), (65, 92), (43, 92), (74, 80), (21, 92), (82, 92), (18, 96), (13, 32), (6, 32), (84, 92), (54, 55), (19, 80), (40, 27), (72, 72), (0, 92), (53, 94), (69, 32), (88, 96), (48, 55), (8, 80), (67, 94), (14, 38), (50, 80), (66, 72), (86, 96), (56, 96), (4, 38), (85, 96), (37, 94), (60, 72), (29, 80), (12, 94), (51, 32), (78, 72), (76, 94), (2, 38), (55, 92), (32, 32), (70, 80), (1, 59), (79, 55), (34, 92)] current theta: 0.20121524811 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8356 rows and 8389 columns Presolve time: 0.02s Presolved: 1151 rows, 1214 columns, 3320 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1214 integer (1214 binary) Root relaxation: objective 0.000000e+00, 1303 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 (1303 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 [4, 39, 52, 53, 54, 57, 69, 72, 73, 88] edges [(53, 53), (47, 52), (92, 54), (37, 53), (22, 4), (21, 54), (34, 54), (89, 54), (68, 72), (0, 73), (87, 72), (7, 73), (20, 72), (90, 54), (33, 88), (38, 4), (62, 72), (2, 4), (64, 4), (42, 69), (70, 39), (3, 57), (58, 54), (83, 72), (96, 88), (41, 88), (84, 73), (10, 57), (32, 69), (74, 53), (23, 39), (40, 53), (57, 57), (44, 57), (93, 72), (48, 73), (1, 69), (77, 52), (27, 53), (69, 69), (24, 54), (8, 53), (73, 73), (63, 4), (76, 4), (39, 39), (60, 88), (51, 69), (43, 54), (17, 72), (5, 54), (55, 73), (50, 88), (59, 69), (67, 53), (56, 88), (30, 57), (80, 52), (29, 88), (28, 54), (9, 72), (13, 69), (79, 73), (54, 54), (19, 52), (52, 52), (25, 88), (72, 72), (35, 54), (36, 52), (49, 88), (31, 88), (6, 39), (16, 73), (11, 72), (88, 88), (15, 73), (66, 72), (26, 53), (71, 54), (45, 52), (94, 53), (18, 88), (46, 54), (78, 72), (81, 53), (65, 54), (95, 52), (4, 4), (82, 54), (61, 69), (91, 54), (86, 88), (12, 4), (85, 72), (14, 4), (75, 69)] current theta: 0.181093723299 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8548 rows and 8606 columns Presolve time: 0.01s Presolved: 959 rows, 997 columns, 2719 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 997 integer (997 binary) Root relaxation: cutoff, 1086 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 (1086 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.191154485704 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8450 rows and 8494 columns Presolve time: 0.01s Presolved: 1057 rows, 1109 columns, 3027 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1109 integer (1109 binary) Root relaxation: cutoff, 1284 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 (1284 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: 0.196184866907 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8400 rows and 8438 columns Presolve time: 0.02s Presolved: 1107 rows, 1165 columns, 3183 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1165 integer (1165 binary) Root relaxation: cutoff, 1229 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 (1229 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: 0.198700057508 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8374 rows and 8408 columns Presolve time: 0.02s Presolved: 1133 rows, 1195 columns, 3265 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1195 integer (1195 binary) Root relaxation: cutoff, 35 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 (35 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 [4, 39, 52, 53, 54, 57, 69, 72, 73, 88] edges [(53, 53), (47, 52), (92, 54), (37, 53), (22, 4), (21, 54), (34, 54), (89, 54), (68, 72), (0, 73), (87, 72), (7, 73), (20, 72), (90, 54), (33, 88), (38, 4), (62, 72), (2, 4), (64, 4), (42, 69), (70, 39), (3, 57), (58, 54), (83, 72), (96, 88), (41, 88), (84, 73), (10, 57), (32, 69), (74, 53), (23, 39), (40, 53), (57, 57), (44, 57), (93, 72), (48, 73), (1, 69), (77, 52), (27, 53), (69, 69), (24, 54), (8, 53), (73, 73), (63, 4), (76, 4), (39, 39), (60, 88), (51, 69), (43, 54), (17, 72), (5, 54), (55, 73), (50, 88), (59, 69), (67, 53), (56, 88), (30, 57), (80, 52), (29, 88), (28, 54), (9, 72), (13, 69), (79, 73), (54, 54), (19, 52), (52, 52), (25, 88), (72, 72), (35, 54), (36, 52), (49, 88), (31, 88), (6, 39), (16, 73), (11, 72), (88, 88), (15, 73), (66, 72), (26, 53), (71, 54), (45, 52), (94, 53), (18, 88), (46, 54), (78, 72), (81, 53), (65, 54), (95, 52), (4, 4), (82, 54), (61, 69), (91, 54), (86, 88), (12, 4), (85, 72), (14, 4), (75, 69)] current theta: 0.197442462208 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8388 rows and 8426 columns Presolve time: 0.02s Presolved: 1119 rows, 1177 columns, 3219 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1177 integer (1177 binary) Root relaxation: cutoff, 39 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 (39 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 [4, 39, 52, 53, 54, 57, 69, 72, 73, 88] edges [(53, 53), (47, 52), (92, 54), (37, 53), (22, 4), (21, 54), (34, 54), (89, 54), (68, 72), (0, 73), (87, 72), (7, 73), (20, 72), (90, 54), (33, 88), (38, 4), (62, 72), (2, 4), (64, 4), (42, 69), (70, 39), (3, 57), (58, 54), (83, 72), (96, 88), (41, 88), (84, 73), (10, 57), (32, 69), (74, 53), (23, 39), (40, 53), (57, 57), (44, 57), (93, 72), (48, 73), (1, 69), (77, 52), (27, 53), (69, 69), (24, 54), (8, 53), (73, 73), (63, 4), (76, 4), (39, 39), (60, 88), (51, 69), (43, 54), (17, 72), (5, 54), (55, 73), (50, 88), (59, 69), (67, 53), (56, 88), (30, 57), (80, 52), (29, 88), (28, 54), (9, 72), (13, 69), (79, 73), (54, 54), (19, 52), (52, 52), (25, 88), (72, 72), (35, 54), (36, 52), (49, 88), (31, 88), (6, 39), (16, 73), (11, 72), (88, 88), (15, 73), (66, 72), (26, 53), (71, 54), (45, 52), (94, 53), (18, 88), (46, 54), (78, 72), (81, 53), (65, 54), (95, 52), (4, 4), (82, 54), (61, 69), (91, 54), (86, 88), (12, 4), (85, 72), (14, 4), (75, 69)] current theta: 0.196813664557 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8394 rows and 8432 columns Presolve time: 0.02s Presolved: 1113 rows, 1171 columns, 3201 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1171 integer (1171 binary) Root relaxation: cutoff, 1215 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 (1215 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: 0.197128063383 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8390 rows and 8428 columns Presolve time: 0.02s Presolved: 1117 rows, 1175 columns, 3213 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1175 integer (1175 binary) Root relaxation: cutoff, 39 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 (39 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 [4, 39, 52, 53, 54, 57, 69, 72, 73, 88] edges [(53, 53), (47, 52), (92, 54), (37, 53), (22, 4), (21, 54), (34, 54), (89, 54), (68, 72), (0, 73), (87, 72), (7, 73), (20, 72), (90, 54), (33, 88), (38, 4), (62, 72), (2, 4), (64, 4), (42, 69), (70, 39), (3, 57), (58, 54), (83, 72), (96, 88), (41, 88), (84, 73), (10, 57), (32, 69), (74, 53), (23, 39), (40, 53), (57, 57), (44, 57), (93, 72), (48, 73), (1, 69), (77, 52), (27, 53), (69, 69), (24, 54), (8, 53), (73, 73), (63, 4), (76, 4), (39, 39), (60, 88), (51, 69), (43, 54), (17, 72), (5, 54), (55, 73), (50, 88), (59, 69), (67, 53), (56, 88), (30, 57), (80, 52), (29, 88), (28, 54), (9, 72), (13, 69), (79, 73), (54, 54), (19, 52), (52, 52), (25, 88), (72, 72), (35, 54), (36, 52), (49, 88), (31, 88), (6, 39), (16, 73), (11, 72), (88, 88), (15, 73), (66, 72), (26, 53), (71, 54), (45, 52), (94, 53), (18, 88), (46, 54), (78, 72), (81, 53), (65, 54), (95, 52), (4, 4), (82, 54), (61, 69), (91, 54), (86, 88), (12, 4), (85, 72), (14, 4), (75, 69)] current theta: 0.19697086397 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8390 rows and 8428 columns Presolve time: 0.02s Presolved: 1117 rows, 1175 columns, 3213 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1175 integer (1175 binary) Root relaxation: cutoff, 39 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 (39 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 [4, 39, 52, 53, 54, 57, 69, 72, 73, 88] edges [(53, 53), (47, 52), (92, 54), (37, 53), (22, 4), (21, 54), (34, 54), (89, 54), (68, 72), (0, 73), (87, 72), (7, 73), (20, 72), (90, 54), (33, 88), (38, 4), (62, 72), (2, 4), (64, 4), (42, 69), (70, 39), (3, 57), (58, 54), (83, 72), (96, 88), (41, 88), (84, 73), (10, 57), (32, 69), (74, 53), (23, 39), (40, 53), (57, 57), (44, 57), (93, 72), (48, 73), (1, 69), (77, 52), (27, 53), (69, 69), (24, 54), (8, 53), (73, 73), (63, 4), (76, 4), (39, 39), (60, 88), (51, 69), (43, 54), (17, 72), (5, 54), (55, 73), (50, 88), (59, 69), (67, 53), (56, 88), (30, 57), (80, 52), (29, 88), (28, 54), (9, 72), (13, 69), (79, 73), (54, 54), (19, 52), (52, 52), (25, 88), (72, 72), (35, 54), (36, 52), (49, 88), (31, 88), (6, 39), (16, 73), (11, 72), (88, 88), (15, 73), (66, 72), (26, 53), (71, 54), (45, 52), (94, 53), (18, 88), (46, 54), (78, 72), (81, 53), (65, 54), (95, 52), (4, 4), (82, 54), (61, 69), (91, 54), (86, 88), (12, 4), (85, 72), (14, 4), (75, 69)] current theta: 0.196892264264 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:17:04 2014 Optimize a model with 9507 rows, 9603 columns and 28421 nonzeros Presolve removed 8390 rows and 8428 columns Presolve time: 0.02s Presolved: 1117 rows, 1175 columns, 3213 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1175 integer (1175 binary) Root relaxation: cutoff, 39 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 (39 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 [4, 39, 52, 53, 54, 57, 69, 72, 73, 88] edges [(53, 53), (47, 52), (92, 54), (37, 53), (22, 4), (21, 54), (34, 54), (89, 54), (68, 72), (0, 73), (87, 72), (7, 73), (20, 72), (90, 54), (33, 88), (38, 4), (62, 72), (2, 4), (64, 4), (42, 69), (70, 39), (3, 57), (58, 54), (83, 72), (96, 88), (41, 88), (84, 73), (10, 57), (32, 69), (74, 53), (23, 39), (40, 53), (57, 57), (44, 57), (93, 72), (48, 73), (1, 69), (77, 52), (27, 53), (69, 69), (24, 54), (8, 53), (73, 73), (63, 4), (76, 4), (39, 39), (60, 88), (51, 69), (43, 54), (17, 72), (5, 54), (55, 73), (50, 88), (59, 69), (67, 53), (56, 88), (30, 57), (80, 52), (29, 88), (28, 54), (9, 72), (13, 69), (79, 73), (54, 54), (19, 52), (52, 52), (25, 88), (72, 72), (35, 54), (36, 52), (49, 88), (31, 88), (6, 39), (16, 73), (11, 72), (88, 88), (15, 73), (66, 72), (26, 53), (71, 54), (45, 52), (94, 53), (18, 88), (46, 54), (78, 72), (81, 53), (65, 54), (95, 52), (4, 4), (82, 54), (61, 69), (91, 54), (86, 88), (12, 4), (85, 72), (14, 4), (75, 69)]