(1,17) (2,14) (3,13) (4,18) (5,11) (6,20) (7,12) (8,15) (9,16) (10,19) 
nodes: 416  conflicts: 1  modelTime: 756  solveTime: 574  totalTime: 1333  modelSize: 20646  readTime: 3 size: 10