Build (method = -2) #dp: 261 Step-3' Graph: 39 vertices and 109 arcs (0.00s) Step-4' Graph: 4 vertices and 39 arcs (0.00s) #V4/#V3 = 0.10 #A4/#A3 = 0.36 Ready! (0.00s) Optimize a model with 23 rows, 40 columns and 117 nonzeros Presolve removed 23 rows and 40 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: 1 x [3, 14] 10 x [3, 18] 2 x [3, 9] 1 x [7, 19] 16 x [17, 19] 8 x [12, 13] 4 x [5, 8] 4 x [8, 13] 10 x [5, 15] 13 x [7, 11] 3 x [6, 10] 3 x [1, 6] 9 x [2, 10] 1 x [9, 16] 15 x [4, 16]