1 2 1.0
1 13 1.0
6 194 1.0
8 287 1.0
8 627 1.0
9 667 1.0
25 68 1.0
25 183 1.0
29 452 1.0
50 100 1.0
134 162 1.0
156 181 1.0
186 506 1.0
212 562 1.0
265 286 1.0
455 755 1.0
