(1,18) (2,15) (3,12) (4,19) (5,11) (6,17) (7,13) (8,20) (9,14) (10,16) 
nodes: 278  conflicts: 1  modelTime: 758  solveTime: 440  totalTime: 1201  modelSize: 20646  readTime: 3 size: 10