(1,15) (2,12) (3,13) (4,11) (5,20) (6,19) (7,17) (8,14) (9,16) (10,18) 
nodes: 500  conflicts: 3  modelTime: 766  solveTime: 601  totalTime: 1372  modelSize: 20646  readTime: 5 size: 10