Build (method = -2) #dp: 4167 Step-3' Graph: 181 vertices and 535 arcs (0.02s) Step-4' Graph: 4 vertices and 181 arcs (0.02s) #V4/#V3 = 0.02 #A4/#A3 = 0.34 Ready! (0.02s) Optimize a model with 94 rows, 182 columns and 543 nonzeros Presolve removed 94 rows and 182 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 5.000000000000e+01, best bound 5.000000000000e+01, gap 0.0% Preprocessing time: 0.03 seconds Gurobi run time: 0.00 seconds Total run time: 0.03 seconds Objective: 50 Solution: 1 x [78, 90] 1 x [83, 89] 1 x [76, 88] 1 x [72, 87] 1 x [66, 86] 1 x [65, 85] 1 x [64, 84] 1 x [77, 83] 1 x [55, 82] 1 x [21, 81] 1 x [2, 80] 1 x [1, 79] 1 x [75, 76] 1 x [72, 74] 1 x [66, 73] 1 x [65, 71] 1 x [64, 70] 1 x [55, 69] 1 x [51, 68] 1 x [50, 67] 1 x [49, 63] 1 x [37, 62] 1 x [36, 61] 1 x [35, 60] 1 x [34, 59] 1 x [33, 58] 1 x [31, 57] 1 x [30, 56] 1 x [29, 54] 1 x [28, 53] 1 x [27, 52] 1 x [23, 48] 1 x [22, 47] 1 x [21, 46] 1 x [20, 45] 1 x [19, 44] 1 x [18, 43] 1 x [17, 42] 1 x [16, 41] 1 x [12, 40] 1 x [11, 39] 1 x [10, 38] 1 x [9, 32] 1 x [8, 26] 1 x [7, 25] 1 x [6, 24] 1 x [5, 15] 1 x [3, 14] 1 x [2, 13] 1 x [1, 4]