(1,17) (2,16) (3,11) (4,13) (5,18) (6,20) (7,15) (8,14) (9,12) (10,19) 
nodes: 496  conflicts: 4  modelTime: 663  solveTime: 947  totalTime: 1614  modelSize: 20646  readTime: 4 size: 10