(1,16) (2,15) (3,18) (4,12) (5,17) (6,20) (7,13) (8,14) (9,19) (10,11) 
nodes: 407  conflicts: 1  modelTime: 665  solveTime: 440  totalTime: 1109  modelSize: 20646  readTime: 4 size: 10