(1,18) (2,11) (3,12) (4,16) (5,13) (6,19) (7,15) (8,14) (9,17) (10,20) 
nodes: 407  conflicts: 3  modelTime: 759  solveTime: 569  totalTime: 1331  modelSize: 20646  readTime: 3 size: 10