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inpteractive input with println and readLine...help!

 
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Okay, I have to write this program for my com sci class in which I have to have four prompts for four numbers, which are read with the readLine command. I keep getting these bloody awful errors when I try to compile. Can anyone tell me whats wrong with the program?
Here's the code:
and here are the errors I keep getting

[ October 07, 2003: Message edited by: Brandi Love ]
 
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Originally posted by Brandi Love:



This error indicates you are trying to assign a value of one type to a variable of another type. It may not be obvious at first glance, but "capital D" Double (an object) is not the same thing as a double (a primitive numeric value).
 
Brandi Love
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Ahh I've got it, now it'll compile, just one of those silly little mistakes Thank ya!
 
It is sorta covered in the JavaRanch Style Guide.
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