(1,18) (2,14) (3,13) (4,17) (5,12) (6,11) (7,19) (8,15) (9,20) (10,16) 
nodes: 138  conflicts: 0  modelTime: 715  solveTime: 594  totalTime: 1312  modelSize: 20646  readTime: 3 size: 10