2 4 1.0
4 569 1.0
12 135 1.0
20 37 1.0
21 59 1.0
22 197 1.0
24 172 1.0
24 635 1.0
50 358 1.0
63 116 1.0
76 219 1.0
76 517 1.0
229 737 1.0
285 530 1.0
379 711 1.0
440 627 1.0
