Build (method = -2) #dp: 225 Step-3' Graph: 38 vertices and 106 arcs (0.00s) Step-4' Graph: 4 vertices and 38 arcs (0.00s) #V4/#V3 = 0.11 #A4/#A3 = 0.36 Ready! (0.00s) Optimize a model with 22 rows, 39 columns and 114 nonzeros Presolve removed 22 rows and 39 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 1.000000000000e+02, best bound 1.000000000000e+02, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 100 Solution: 15 x [8, 18] 3 x [8, 17] 6 x [11, 18] 2 x [16, 17] 2 x [1, 6] 20 x [9, 14] 1 x [3, 9] 13 x [3, 7] 1 x [2, 4] 1 x [2, 15] 19 x [2, 10] 1 x [2, 5] 9 x [2, 12] 7 x [13, 18]