(1,19) (2,11) (3,17) (4,13) (5,18) (6,12) (7,20) (8,14) (9,16) (10,15) 
nodes: 657  conflicts: 6  modelTime: 716  solveTime: 1197  totalTime: 1918  modelSize: 20646  readTime: 5 size: 10