(1,15) (2,14) (3,12) (4,18) (5,17) (6,20) (7,16) (8,11) (9,19) (10,13) 
nodes: 880  conflicts: 12  modelTime: 764  solveTime: 1349  totalTime: 2118  modelSize: 20658  readTime: 5 size: 10