(1,18) (2,11) (3,12) (4,19) (5,16) (6,17) (7,20) (8,15) (9,14) (10,13) 
nodes: 283  conflicts: 2  modelTime: 659  solveTime: 412  totalTime: 1076  modelSize: 20646  readTime: 5 size: 10