(1,17) (2,12) (3,13) (4,18) (5,15) (6,14) (7,19) (8,16) (9,20) (10,11) 
nodes: 488  conflicts: 3  modelTime: 659  solveTime: 589  totalTime: 1252  modelSize: 20646  readTime: 4 size: 10