Problem 1003 1003

dezhonger | 2014-08-31 19:39:13Author
In the first sample, how to get the ans 0.49794? Thanks.
admin | 2014-08-31 19:40:02# 1
RE:1003
。。。no response 。。。
dezhonger | 2014-08-31 19:40:58# 2
RE:1003
memeda . [cry]