(1,16) (2,15) (3,11) (4,17) (5,19) (6,13) (7,20) (8,18) (9,14) (10,12) 
nodes: 347  conflicts: 2  modelTime: 659  solveTime: 667  totalTime: 1329  modelSize: 20646  readTime: 3 size: 10