On Wed, 12 Sep 2007 20:55:22 +0000, [EMAIL PROTECTED] wrote: > I have implemented an RPN calculator in python but now I would like to > make the stack size fixed. how can I transform the user's RPN > expression from a stack overflow to a computable expression. > > For instance, if my stack size is 2 then the some expression can't be > computed but could be transformed as following: > > Non computable expression: 1 2 3 + + --> stack size of 3 is needed > Computable expression: 1 2 + 3 + --> stack size of 2 is needed > > How can I define a formal way of transforming the non computable > expression to computable one. > > My RPN only implements: + - x %
Why does this homework assignment limit the stack so severely!? ;-) Ciao, Marc 'BlackJack' Rintsch -- http://mail.python.org/mailman/listinfo/python-list