(1,16) (2,11) (3,15) (4,12) (5,19) (6,17) (7,20) (8,14) (9,18) (10,13) 
nodes: 409  conflicts: 8  modelTime: 678  solveTime: 462  totalTime: 1144  modelSize: 20658  readTime: 4 size: 10