(1,18) (2,17) (3,11) (4,19) (5,13) (6,12) (7,15) (8,20) (9,16) (10,14) 
nodes: 411  conflicts: 6  modelTime: 698  solveTime: 1065  totalTime: 1767  modelSize: 20646  readTime: 4 size: 10