(1,18) (2,17) (3,14) (4,15) (5,13) (6,12) (7,20) (8,11) (9,16) (10,19) 
nodes: 553  conflicts: 2  modelTime: 665  solveTime: 679  totalTime: 1347  modelSize: 20646  readTime: 3 size: 10