(1,18) (2,15) (3,12) (4,13) (5,11) (6,20) (7,16) (8,14) (9,19) (10,17) 
nodes: 519  conflicts: 1  modelTime: 757  solveTime: 498  totalTime: 1258  modelSize: 20646  readTime: 3 size: 10