(1,18) (2,17) (3,11) (4,19) (5,14) (6,15) (7,20) (8,13) (9,12) (10,16) 
nodes: 409  conflicts: 2  modelTime: 659  solveTime: 702  totalTime: 1364  modelSize: 20646  readTime: 3 size: 10