Build (method = -2) #dp: 932 Step-3' Graph: 83 vertices and 242 arcs (0.01s) Step-4' Graph: 4 vertices and 84 arcs (0.01s) #V4/#V3 = 0.05 #A4/#A3 = 0.35 Ready! (0.01s) Optimize a model with 45 rows, 85 columns and 251 nonzeros Presolve removed 45 rows and 85 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: 0.02 seconds Gurobi run time: 0.00 seconds Total run time: 0.02 seconds Objective: 50 Solution: 4 x [5, 17] 1 x [5, 12] 2 x [4, 29] 2 x [3, 27] 2 x [2, 26] 5 x [1, 20] 1 x [1, 11] 3 x [21, 41] 4 x [13, 40] 2 x [23, 39] 1 x [11, 38] 1 x [10, 37] 3 x [25, 36] 1 x [10, 36] 2 x [15, 35] 3 x [18, 34] 3 x [14, 33] 1 x [10, 32] 2 x [12, 31] 1 x [8, 30] 1 x [8, 28] 1 x [8, 24] 1 x [7, 22] 1 x [7, 19] 1 x [7, 16] 1 x [6, 9]