Build (method = -2) #dp: 1123 Step-3' Graph: 92 vertices and 269 arcs (0.01s) Step-4' Graph: 4 vertices and 93 arcs (0.01s) #V4/#V3 = 0.04 #A4/#A3 = 0.35 Ready! (0.01s) Optimize a model with 50 rows, 94 columns and 278 nonzeros Presolve removed 50 rows and 94 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 2.500000000000e+01, best bound 2.500000000000e+01, gap 0.0% Preprocessing time: 0.02 seconds Gurobi run time: 0.00 seconds Total run time: 0.02 seconds Objective: 25 Solution: 1 x [18, 27] 1 x [11, 27] 1 x [1, 14] 1 x [13, 39] 1 x [7, 44] 1 x [2, 41] 1 x [2, 40] 1 x [37, 46] 1 x [36, 45] 1 x [34, 43] 1 x [33, 43] 1 x [23, 42] 1 x [28, 38] 1 x [26, 35] 1 x [25, 31] 1 x [22, 31] 1 x [19, 29] 1 x [16, 24] 1 x [15, 21] 1 x [5, 17] 1 x [4, 12] 1 x [3, 10] 1 x [9, 32] 1 x [8, 30] 1 x [6, 20]