1 15 1.0
2 108 1.0
18 79 1.0
18 181 1.0
25 77 1.0
47 655 1.0
85 144 1.0
97 515 1.0
98 374 1.0
136 310 1.0
159 429 1.0
206 415 1.0
208 552 1.0
247 409 1.0
265 727 1.0
393 448 1.0
403 718 1.0
458 477 1.0
