(1,15) (2,13) (3,11) (4,14) (5,12) (6,18) (7,20) (8,17) (9,19) (10,16) 
nodes: 540  conflicts: 3  modelTime: 680  solveTime: 946  totalTime: 1630  modelSize: 20646  readTime: 4 size: 10