(1,15) (2,11) (3,19) (4,18) (5,20) (6,12) (7,13) (8,17) (9,16) (10,14) 
nodes: 308  conflicts: 2  modelTime: 652  solveTime: 561  totalTime: 1217  modelSize: 20646  readTime: 4 size: 10