Build (method = -2) #dp: 1642 Step-3' Graph: 90 vertices and 294 arcs (0.01s) Step-4' Graph: 4 vertices and 122 arcs (0.01s) #V4/#V3 = 0.04 #A4/#A3 = 0.41 Ready! (0.01s) Optimize a model with 64 rows, 123 columns and 366 nonzeros Presolve removed 64 rows and 123 columns Presolve time: 0.00s Explored 0 nodes (0 simplex iterations) in 0.00 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 1.305000000000e+03, best bound 1.305000000000e+03, gap 0.0% Preprocessing time: 0.02 seconds Gurobi run time: 0.00 seconds Total run time: 0.02 seconds Objective: 1305 Solution: 1 x [53] 37 x [37, 53] 20 x [8, 53] 5 x [6, 24] 1 x [22, 24] 18 x [24, 33] 53 x [14, 19] 58 x [25, 34] 61 x [51, 57] 4 x [17, 51] 91 x [23, 45] 2 x [17, 45] 87 x [6, 11] 10 x [16, 54] 3 x [9, 41] 46 x [9, 44] 9 x [4, 55] 85 x [4, 31] 19 x [28, 48] 44 x [39, 58] 6 x [56, 58] 5 x [20, 29] 72 x [13, 29] 81 x [15, 26] 21 x [2, 55] 14 x [7, 30] 21 x [17, 40] 1 x [20, 22] 5 x [8, 59] 56 x [18, 59] 70 x [5, 47] 8 x [21, 47] 28 x [21, 36] 18 x [41, 60] 1 x [8, 52] 16 x [27, 52] 12 x [12, 50] 1 x [14, 50] 1 x [21, 50] 1 x [49, 50] 7 x [46, 48] 79 x [32, 35] 8 x [35, 49] 40 x [3, 10] 11 x [1, 43] 66 x [1, 42] 1 x [1, 38] 1 x [1, 56]