(1,20) (2,19) (3,13) (4,15) (5,11) (6,18) (7,16) (8,14) (9,12) (10,17) 
nodes: 539  conflicts: 2  modelTime: 654  solveTime: 639  totalTime: 1296  modelSize: 20646  readTime: 3 size: 10