(1,15) (2,12) (3,13) (4,16) (5,17) (6,18) (7,19) (8,14) (9,20) (10,11) 
nodes: 1068  conflicts: 7  modelTime: 659  solveTime: 1067  totalTime: 1730  modelSize: 20646  readTime: 4 size: 10