Build (method = -2) #dp: 1190 Step-3' Graph: 95 vertices and 277 arcs (0.01s) Step-4' Graph: 4 vertices and 95 arcs (0.01s) #V4/#V3 = 0.04 #A4/#A3 = 0.34 Ready! (0.01s) Optimize a model with 51 rows, 96 columns and 285 nonzeros Presolve removed 51 rows and 96 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 6.000000000000e+01, best bound 6.000000000000e+01, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.02 seconds Objective: 60 Solution: 1 x [41, 47] 1 x [36, 46] 1 x [14, 46] 1 x [10, 45] 1 x [5, 44] 1 x [1, 43] 2 x [24, 42] 3 x [11, 40] 5 x [21, 39] 4 x [9, 38] 3 x [4, 37] 3 x [18, 35] 2 x [20, 34] 3 x [8, 33] 2 x [17, 32] 3 x [2, 31] 4 x [19, 30] 1 x [14, 29] 5 x [12, 28] 4 x [13, 27] 2 x [16, 26] 1 x [11, 26] 2 x [15, 25] 1 x [10, 23] 1 x [9, 22] 1 x [5, 7] 1 x [4, 6] 1 x [1, 3]