Build (method = -2) #dp: 934 Step-3' Graph: 86 vertices and 250 arcs (0.01s) Step-4' Graph: 4 vertices and 86 arcs (0.01s) #V4/#V3 = 0.05 #A4/#A3 = 0.34 Ready! (0.01s) Optimize a model with 46 rows, 87 columns and 258 nonzeros Presolve removed 46 rows and 87 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: 0.02 seconds Objective: 50 Solution: 2 x [14, 42] 1 x [5, 41] 2 x [2, 40] 4 x [34, 39] 1 x [31, 39] 2 x [1, 38] 3 x [13, 37] 2 x [19, 36] 3 x [11, 35] 1 x [3, 33] 2 x [18, 32] 3 x [6, 30] 3 x [17, 29] 2 x [13, 28] 1 x [20, 27] 2 x [10, 26] 1 x [14, 25] 4 x [20, 24] 2 x [7, 23] 3 x [15, 22] 1 x [11, 21] 1 x [6, 16] 1 x [5, 12] 1 x [3, 9] 1 x [2, 8] 1 x [1, 4]