OJ Board

does anyone know if it's ok to assume that there won't be negative values for this problem. If so how should it be handled.
That's the only thing I can think of that my program won't take care of.
If that's not it then I don't know why I'm getting WA.
any help would be appreciated.

I too recieve this message, for reaons I have not yet determined
Your program has died with signal 11 (SIGSEGV). Meaning:

Invalid memory reference

Before crash, it ran during 0.166 seconds.
I have tried all the commands and tested my bounds checking so I know that things are always in bounds.

does
@BEGIN_OF_SOURCE and @END_OF_SOURCE actually work
If so then why did I recieve an email that looks like this
--------------------------------------------------------------------------------------
Dear Syn:

You are trying to solve "The 3n + 1 problem" (problem 100).
I have received and stored ...