(1,13) (2,18) (3,11) (4,16) (5,20) (6,17) (7,14) (8,15) (9,12) (10,19) 
nodes: 439  conflicts: 8  modelTime: 713  solveTime: 773  totalTime: 1490  modelSize: 20646  readTime: 4 size: 10