(1,19) (2,15) (3,12) (4,11) (5,14) (6,17) (7,20) (8,16) (9,18) (10,13) 
nodes: 507  conflicts: 8  modelTime: 710  solveTime: 860  totalTime: 1575  modelSize: 20646  readTime: 4 size: 10