(1,15) (2,17) (3,13) (4,11) (5,19) (6,16) (7,20) (8,12) (9,18) (10,14) 
nodes: 311  conflicts: 4  modelTime: 760  solveTime: 600  totalTime: 1364  modelSize: 20646  readTime: 4 size: 10