(1,15) (2,14) (3,17) (4,18) (5,13) (6,12) (7,11) (8,20) (9,16) (10,19) 
nodes: 403  conflicts: 0  modelTime: 720  solveTime: 688  totalTime: 1412  modelSize: 20646  readTime: 4 size: 10