1 3 1.0
1 64 1.0
1 85 1.0
2 271 1.0
3 476 1.0
9 671 1.0
16 23 1.0
39 49 1.0
39 173 1.0
70 320 1.0
75 334 1.0
84 427 1.0
148 263 1.0
231 249 1.0
