(1,23) (2,16) (3,20) (4,28) (5,22) (6,24) (7,27) (8,25) (9,17) (10,19) (11,30) (12,21) (13,26) (14,29) (15,18) 
nodes: 1898  conflicts: 1  modelTime: 1035  solveTime: 1694  totalTime: 2735  modelSize: 41292  readTime: 6 size: 15