1 21 1.0
4 8 1.0
5 390 1.0
21 85 1.0
25 364 1.0
67 292 1.0
69 184 1.0
76 98 1.0
78 257 1.0
81 123 1.0
92 200 1.0
136 310 1.0
157 212 1.0
161 216 1.0
186 506 1.0
194 522 1.0
540 551 1.0
