(1,18) (2,17) (3,13) (4,19) (5,20) (6,15) (7,14) (8,16) (9,11) (10,12) 
nodes: 539  conflicts: 2  modelTime: 663  solveTime: 622  totalTime: 1289  modelSize: 20646  readTime: 4 size: 10