(1,15) (2,12) (3,14) (4,19) (5,18) (6,13) (7,11) (8,20) (9,16) (10,17) 
nodes: 1356  conflicts: 6  modelTime: 912  solveTime: 1533  totalTime: 2449  modelSize: 20646  readTime: 4 size: 10