(1,19) (2,14) (3,17) (4,18) (5,11) (6,20) (7,15) (8,12) (9,13) (10,16) 
nodes: 271  conflicts: 2  modelTime: 661  solveTime: 591  totalTime: 1255  modelSize: 20646  readTime: 3 size: 10