1 20 1.0
1 22 1.0
2 327 1.0
5 31 1.0
12 135 1.0
24 363 1.0
25 68 1.0
49 74 1.0
62 584 1.0
91 217 1.0
102 536 1.0
148 175 1.0
182 641 1.0
245 414 1.0
361 417 1.0
522 537 1.0
