(1,15) (2,17) (3,16) (4,19) (5,12) (6,11) (7,20) (8,13) (9,18) (10,14) 
nodes: 420  conflicts: 3  modelTime: 759  solveTime: 636  totalTime: 1398  modelSize: 20646  readTime: 3 size: 10