(1,17) (2,16) (3,11) (4,19) (5,14) (6,18) (7,20) (8,15) (9,13) (10,12) 
nodes: 257  conflicts: 1  modelTime: 662  solveTime: 418  totalTime: 1084  modelSize: 20646  readTime: 4 size: 10