(1,11) (2,13) (3,19) (4,14) (5,18) (6,17) (7,15) (8,12) (9,20) (10,16) 
nodes: 512  conflicts: 7  modelTime: 671  solveTime: 486  totalTime: 1161  modelSize: 20646  readTime: 4 size: 10