0 2 1.0
0 636 1.0
1 32 1.0
1 379 1.0
1 415 1.0
2 14 1.0
18 103 1.0
21 59 1.0
25 574 1.0
81 566 1.0
92 214 1.0
177 340 1.0
184 382 1.0
210 579 1.0
221 248 1.0
436 541 1.0
