(1,20) (2,23) (3,19) (4,26) (5,25) (6,24) (7,16) (8,17) (9,22) (10,27) (11,30) (12,18) (13,29) (14,21) (15,28) 
nodes: 562  conflicts: 0  modelTime: 776  solveTime: 577  totalTime: 1358  modelSize: 41292  readTime: 5 size: 15