Build (method = -2) #dp: 245 Step-3' Graph: 32 vertices and 98 arcs (0.00s) Step-4' Graph: 4 vertices and 42 arcs (0.00s) #V4/#V3 = 0.12 #A4/#A3 = 0.43 Ready! (0.00s) Optimize a model with 24 rows, 43 columns and 126 nonzeros Presolve removed 24 rows and 43 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 1.490000000000e+02, best bound 1.490000000000e+02, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 149 Solution: 1 x [3] 3 x [3, 15] 6 x [12, 16] 25 x [6, 20] 23 x [13, 18] 17 x [8, 14] 11 x [5, 17] 1 x [5, 10] 9 x [4, 9] 25 x [2, 7] 7 x [6, 11] 2 x [10, 19] 6 x [1, 15] 7 x [13, 15] 6 x [7, 15]