(1,15) (2,12) (3,16) (4,19) (5,17) (6,18) (7,20) (8,14) (9,11) (10,13) 
nodes: 511  conflicts: 7  modelTime: 676  solveTime: 695  totalTime: 1375  modelSize: 20646  readTime: 4 size: 10