(1,16) (2,19) (3,12) (4,18) (5,11) (6,13) (7,15) (8,20) (9,14) (10,17) 
nodes: 477  conflicts: 9  modelTime: 686  solveTime: 1095  totalTime: 1786  modelSize: 20658  readTime: 5 size: 10