Build (method = -2) #dp: 213 Step-3' Graph: 36 vertices and 100 arcs (0.00s) Step-4' Graph: 4 vertices and 36 arcs (0.00s) #V4/#V3 = 0.11 #A4/#A3 = 0.36 Ready! (0.00s) Optimize a model with 21 rows, 37 columns and 108 nonzeros Presolve removed 21 rows and 37 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: 21 x [5, 10] 8 x [5, 7] 1 x [1, 12] 4 x [8, 11] 10 x [7, 13] 3 x [1, 9] 1 x [1, 3] 6 x [2, 17] 1 x [7, 17] 9 x [4, 6] 11 x [6, 16] 15 x [2, 15] 10 x [9, 14]