(1,16) (2,13) (3,14) (4,20) (5,12) (6,18) (7,15) (8,17) (9,19) (10,11) 
nodes: 639  conflicts: 0  modelTime: 652  solveTime: 757  totalTime: 1413  modelSize: 20646  readTime: 4 size: 10