(1,15) (2,16) (3,12) (4,18) (5,13) (6,19) (7,17) (8,14) (9,20) (10,11) 
nodes: 143  conflicts: 0  modelTime: 670  solveTime: 566  totalTime: 1239  modelSize: 20646  readTime: 3 size: 10