(1,13) (2,18) (3,17) (4,14) (5,15) (6,12) (7,19) (8,16) (9,20) (10,11) 
nodes: 628  conflicts: 18  modelTime: 672  solveTime: 622  totalTime: 1299  modelSize: 20658  readTime: 5 size: 10