(1,15) (2,16) (3,11) (4,19) (5,13) (6,12) (7,20) (8,14) (9,18) (10,17) 
nodes: 313  conflicts: 1  modelTime: 698  solveTime: 643  totalTime: 1346  modelSize: 20646  readTime: 4 size: 10