2 8 1.0
19 27 1.0
21 85 1.0
41 50 1.0
41 558 1.0
43 375 1.0
60 387 1.0
108 278 1.0
113 692 1.0
184 437 1.0
185 611 1.0
304 702 1.0
585 610 1.0
