(1,18) (2,12) (3,17) (4,11) (5,16) (6,19) (7,13) (8,14) (9,15) (10,20) 
nodes: 277  conflicts: 1  modelTime: 656  solveTime: 750  totalTime: 1409  modelSize: 20646  readTime: 3 size: 10