(1,19) (2,16) (3,13) (4,12) (5,11) (6,14) (7,17) (8,20) (9,15) (10,18) 
nodes: 233  conflicts: 4  modelTime: 674  solveTime: 576  totalTime: 1254  modelSize: 20646  readTime: 4 size: 10