Build (method = -2) #dp: 951 Step-3' Graph: 85 vertices and 247 arcs (0.00s) Step-4' Graph: 4 vertices and 85 arcs (0.00s) #V4/#V3 = 0.05 #A4/#A3 = 0.34 Ready! (0.00s) Optimize a model with 46 rows, 86 columns and 255 nonzeros Presolve removed 46 rows and 86 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: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 50 Solution: 1 x [31, 42] 4 x [20, 41] 2 x [9, 40] 3 x [23, 39] 3 x [17, 38] 2 x [7, 37] 2 x [1, 36] 2 x [19, 35] 1 x [5, 34] 1 x [4, 33] 1 x [3, 32] 4 x [10, 30] 2 x [13, 29] 3 x [14, 28] 2 x [11, 27] 4 x [8, 26] 2 x [6, 25] 5 x [2, 24] 1 x [9, 22] 1 x [7, 21] 1 x [5, 18] 1 x [4, 16] 1 x [3, 15] 1 x [1, 12]