(1,18) (2,19) (3,14) (4,17) (5,20) (6,16) (7,12) (8,13) (9,11) (10,15) 
nodes: 533  conflicts: 4  modelTime: 757  solveTime: 727  totalTime: 1489  modelSize: 20646  readTime: 4 size: 10