(1,19) (2,16) (3,18) (4,15) (5,11) (6,20) (7,13) (8,17) (9,14) (10,12) 
nodes: 528  conflicts: 15  modelTime: 763  solveTime: 786  totalTime: 1554  modelSize: 20658  readTime: 5 size: 10