(1,18) (2,13) (3,14) (4,19) (5,16) (6,11) (7,12) (8,17) (9,20) (10,15) 
nodes: 567  conflicts: 4  modelTime: 670  solveTime: 599  totalTime: 1273  modelSize: 20646  readTime: 4 size: 10