Build (method = -2) #dp: 40 Step-3' Graph: 14 vertices and 35 arcs (0.00s) Step-4' Graph: 6 vertices and 19 arcs (0.00s) #V4/#V3 = 0.43 #A4/#A3 = 0.54 Ready! (0.00s) Optimize a model with 16 rows, 20 columns and 52 nonzeros Presolve removed 16 rows and 20 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 8.400000000000e+01, best bound 8.400000000000e+01, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 84 Solution: 3 x [1, 10] 3 x [2, 10] 11 x [3] 3 x [3, 10] 22 x [4] 19 x [5] 16 x [6] 6 x [7, 8] 1 x [8, 9]