Build (method = -2) #dp: 1417 Step-3' Graph: 108 vertices and 317 arcs (0.01s) Step-4' Graph: 4 vertices and 109 arcs (0.01s) #V4/#V3 = 0.04 #A4/#A3 = 0.34 Ready! (0.01s) Optimize a model with 58 rows, 110 columns and 326 nonzeros Presolve removed 58 rows and 110 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: 1 x [28, 54] 1 x [20, 53] 1 x [20, 52] 2 x [46, 51] 1 x [18, 50] 3 x [31, 49] 1 x [18, 48] 1 x [18, 47] 2 x [32, 45] 2 x [30, 44] 1 x [17, 43] 2 x [29, 42] 2 x [27, 41] 3 x [22, 40] 2 x [25, 39] 2 x [23, 38] 1 x [17, 37] 1 x [10, 36] 2 x [22, 35] 1 x [10, 34] 4 x [28, 33] 1 x [7, 26] 1 x [7, 24] 1 x [7, 21] 1 x [6, 19] 1 x [6, 16] 1 x [6, 15] 1 x [6, 14] 1 x [6, 13] 1 x [5, 12] 1 x [5, 11] 1 x [2, 9] 1 x [2, 8] 1 x [2, 4] 1 x [1, 3]