(1,17) (2,13) (3,15) (4,18) (5,19) (6,12) (7,20) (8,11) (9,14) (10,16) 
nodes: 530  conflicts: 13  modelTime: 584  solveTime: 695  totalTime: 1284  modelSize: 20658  readTime: 5 size: 10