设手机号码前5位为x,后6位为y,则 S"3g 1yU^_
1. x S"3g 1yU^_
2. 400x S"3g 1yU^_
3. 400x+1 S"3g 1yU^_
4. (400x+1)*5000 S"3g 1yU^_
5. (400x+1)*5000+y S"3g 1yU^_
6. (400x+1)*5000+2y S"3g 1yU^_
7. (400x+1)*5000+2y-5000 S"3g 1yU^_
8. ((400x+1)*5000+2y-5000)/2=1000000x+y=你的手机号码了。