Build (method = -2) #dp: 308 Step-3' Graph: 19 vertices and 79 arcs (0.00s) Step-4' Graph: 9 vertices and 59 arcs (0.00s) #V4/#V3 = 0.47 #A4/#A3 = 0.75 Ready! (0.00s) Optimize a model with 49 rows, 60 columns and 167 nonzeros Presolve removed 49 rows and 60 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 2.194000000000e+03, best bound 2.194000000000e+03, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 2194 Solution: 50 x [11] 11 x [32] 83 x [18] 3 x [13, 26] 75 x [21] 30 x [17] 7 x [13, 17] 83 x [2] 86 x [8] 73 x [4] 99 x [23] 87 x [22] 91 x [6] 94 x [39] 69 x [34] 6 x [36] 88 x [29] 72 x [15] 45 x [9] 47 x [37] 98 x [16] 70 x [38] 62 x [40] 77 x [28] 61 x [33] 6 x [27] 3 x [1] 5 x [1, 19] 41 x [1, 7] 96 x [20] 91 x [14] 93 x [3] 55 x [24, 35] 80 x [30] 91 x [5] 23 x [12, 31] 12 x [12, 35] 26 x [12, 25] 5 x [10, 10]