(1,18) (2,17) (3,14) (4,11) (5,12) (6,15) (7,19) (8,16) (9,20) (10,13) 
nodes: 429  conflicts: 7  modelTime: 585  solveTime: 552  totalTime: 1142  modelSize: 20658  readTime: 5 size: 10