1 21 1.0
1 157 1.0
2 57 1.0
3 84 1.0
3 278 1.0
25 419 1.0
41 760 1.0
72 397 1.0
95 657 1.0
142 693 1.0
232 368 1.0
237 665 1.0
356 521 1.0
398 495 1.0
583 586 1.0
