(1,15) (2,14) (3,16) (4,11) (5,20) (6,12) (7,13) (8,18) (9,17) (10,19) 
nodes: 1023  conflicts: 5  modelTime: 659  solveTime: 1150  totalTime: 1813  modelSize: 20646  readTime: 4 size: 10