(1,12) (2,15) (3,14) (4,11) (5,17) (6,13) (7,18) (8,16) (9,20) (10,19) 
nodes: 437  conflicts: 0  modelTime: 763  solveTime: 631  totalTime: 1399  modelSize: 20646  readTime: 5 size: 10