(1,13) (2,17) (3,16) (4,19) (5,18) (6,15) (7,12) (8,20) (9,14) (10,11) 
nodes: 1373  conflicts: 8  modelTime: 679  solveTime: 1409  totalTime: 2093  modelSize: 20646  readTime: 5 size: 10