(1,19) (2,13) (3,14) (4,17) (5,11) (6,16) (7,12) (8,15) (9,20) (10,18) 
nodes: 319  conflicts: 1  modelTime: 695  solveTime: 613  totalTime: 1312  modelSize: 20646  readTime: 4 size: 10