Build (method = -2) #dp: 1031 Step-3' Graph: 90 vertices and 262 arcs (0.00s) Step-4' Graph: 4 vertices and 90 arcs (0.00s) #V4/#V3 = 0.04 #A4/#A3 = 0.34 Ready! (0.00s) Optimize a model with 48 rows, 91 columns and 270 nonzeros Presolve removed 48 rows and 91 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 5.000000000000e+01, best bound 5.000000000000e+01, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 50 Solution: 3 x [39, 44] 1 x [29, 44] 1 x [9, 44] 2 x [31, 43] 2 x [23, 42] 2 x [10, 41] 1 x [6, 40] 2 x [8, 38] 2 x [7, 37] 4 x [5, 36] 2 x [4, 35] 4 x [2, 34] 3 x [18, 33] 2 x [3, 32] 1 x [1, 30] 1 x [10, 28] 1 x [9, 27] 3 x [12, 26] 1 x [8, 25] 3 x [11, 24] 2 x [17, 22] 1 x [7, 21] 1 x [6, 20] 1 x [5, 19] 1 x [4, 16] 1 x [3, 15] 1 x [2, 14] 1 x [1, 13]