(1,15) (2,16) (3,11) (4,20) (5,13) (6,17) (7,14) (8,18) (9,12) (10,19) 
nodes: 501  conflicts: 2  modelTime: 739  solveTime: 591  totalTime: 1334  modelSize: 20646  readTime: 4 size: 10