Build (method = -2) #dp: 267 Step-3' Graph: 41 vertices and 115 arcs (0.00s) Step-4' Graph: 5 vertices and 43 arcs (0.00s) #V4/#V3 = 0.12 #A4/#A3 = 0.37 Ready! (0.00s) Optimize a model with 25 rows, 44 columns and 127 nonzeros Presolve removed 25 rows and 44 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 3.560000000000e+02, best bound 3.560000000000e+02, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 356 Solution: 1 x [3, 8] 50 x [8, 14] 41 x [3, 17] 1 x [17, 17] 25 x [7, 19] 13 x [15, 18] 42 x [6, 9] 6 x [2, 3] 69 x [12, 16] 11 x [11, 16] 10 x [4, 5] 37 x [1, 13] 2 x [1, 11] 40 x [10, 20] 8 x [18, 20]