(1,18) (2,17) (3,15) (4,12) (5,14) (6,13) (7,11) (8,19) (9,20) (10,16) 
nodes: 491  conflicts: 6  modelTime: 662  solveTime: 589  totalTime: 1255  modelSize: 20646  readTime: 4 size: 10