(1,18) (2,11) (3,12) (4,15) (5,13) (6,14) (7,19) (8,17) (9,20) (10,16) 
nodes: 335  conflicts: 8  modelTime: 710  solveTime: 540  totalTime: 1255  modelSize: 20658  readTime: 5 size: 10