(1,11) (2,17) (3,18) (4,12) (5,20) (6,13) (7,16) (8,14) (9,15) (10,19) 
nodes: 674  conflicts: 3  modelTime: 759  solveTime: 675  totalTime: 1438  modelSize: 20646  readTime: 4 size: 10