(1,13) (2,17) (3,11) (4,14) (5,15) (6,16) (7,18) (8,12) (9,19) (10,20) 
nodes: 637  conflicts: 2  modelTime: 657  solveTime: 856  totalTime: 1516  modelSize: 20646  readTime: 3 size: 10