(1,11) (2,18) (3,16) (4,12) (5,15) (6,19) (7,14) (8,17) (9,20) (10,13) 
nodes: 447  conflicts: 3  modelTime: 659  solveTime: 653  totalTime: 1315  modelSize: 20646  readTime: 3 size: 10