(1,16) (2,11) (3,14) (4,17) (5,12) (6,15) (7,20) (8,13) (9,19) (10,18) 
nodes: 449  conflicts: 1  modelTime: 756  solveTime: 389  totalTime: 1149  modelSize: 20646  readTime: 4 size: 10