(1,12) (2,13) (3,17) (4,19) (5,15) (6,11) (7,14) (8,20) (9,18) (10,16) 
nodes: 306  conflicts: 10  modelTime: 682  solveTime: 553  totalTime: 1240  modelSize: 20658  readTime: 5 size: 10