(1,17) (2,13) (3,12) (4,19) (5,14) (6,11) (7,20) (8,18) (9,16) (10,15) 
nodes: 109  conflicts: 4  modelTime: 676  solveTime: 343  totalTime: 1024  modelSize: 20646  readTime: 4 size: 10