(1,13) (2,14) (3,15) (4,17) (5,19) (6,18) (7,11) (8,20) (9,12) (10,16) 
nodes: 468  conflicts: 10  modelTime: 679  solveTime: 678  totalTime: 1362  modelSize: 20658  readTime: 5 size: 10