Build (method = -2) #dp: 54 Step-3' Graph: 16 vertices and 40 arcs (0.00s) Step-4' Graph: 4 vertices and 16 arcs (0.00s) #V4/#V3 = 0.25 #A4/#A3 = 0.40 Ready! (0.00s) Optimize a model with 11 rows, 17 columns and 48 nonzeros Presolve removed 11 rows and 17 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 1.770000000000e+02, best bound 1.770000000000e+02, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 177 Solution: 3 x [3, 4] 4 x [2, 3] 6 x [1, 3] 8 x [3, 5] 56 x [3, 7] 33 x [3, 6] 67 x [3, 3]