(1,13) (2,18) (3,17) (4,16) (5,15) (6,12) (7,20) (8,11) (9,14) (10,19) 
nodes: 439  conflicts: 2  modelTime: 756  solveTime: 507  totalTime: 1268  modelSize: 20646  readTime: 4 size: 10