(1,16) (2,13) (3,11) (4,19) (5,14) (6,17) (7,20) (8,18) (9,12) (10,15) 
nodes: 317  conflicts: 2  modelTime: 660  solveTime: 669  totalTime: 1333  modelSize: 20646  readTime: 4 size: 10