Build (method = -2) #dp: 106 Step-3' Graph: 14 vertices and 47 arcs (0.00s) Step-4' Graph: 6 vertices and 31 arcs (0.00s) #V4/#V3 = 0.43 #A4/#A3 = 0.66 Ready! (0.00s) Optimize a model with 26 rows, 32 columns and 89 nonzeros Presolve removed 26 rows and 32 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 3.630000000000e+02, best bound 3.630000000000e+02, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 363 Solution: 32 x [14] 10 x [4] 24 x [13] 16 x [3] 16 x [11] 12 x [5] 35 x [7] 14 x [18] 7 x [2, 18] 4 x [2, 10] 39 x [6, 12] 2 x [2, 12] 22 x [2, 17] 20 x [8, 19] 3 x [15] 6 x [15, 19] 48 x [1, 19] 25 x [16] 19 x [9, 20] 9 x [9, 9]