(1,12) (2,17) (3,16) (4,13) (5,15) (6,14) (7,11) (8,20) (9,19) (10,18) 
nodes: 323  conflicts: 1  modelTime: 687  solveTime: 637  totalTime: 1328  modelSize: 20646  readTime: 4 size: 10