Beefy Boxes and Bandwidth Generously Provided by pair Networks
Problems? Is your data what you think it is?
 
PerlMonks  

(Golf) Reversing RPN Notation

by Masem (Monsignor)
on May 21, 2001 at 18:06 UTC ( #81969=perlmeditation: print w/ replies, xml ) Need Help??

Help for this page

Select Code to Download


  1. or download this
    my %priorities = {  '+' => 1,
                        '-' => 1,
                        '*' => 2,
                        '/' => 2 };
    
  2. or download this
    "2 3 4 * 5 / +"  --> 2 + 3 * 4 / 5
    "3 4 * 5 / 2 +"  --> 3 * 4 / 5 + 2
    "3 4 5 / * 2 +"  --> 3 * 4 / 5 + 2
    "2 3 + 4 * 5 /"  --> (2 + 3) * 4 / 5
    
  3. or download this
    my $o = (   ',' => 1,
                'j' => 2 );
    
    "_ just another , perl , hacker , j"  =>  
       "_ j ( just , another , perl , hacker )"
    

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: perlmeditation [id://81969]
Approved by root
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others examining the Monastery: (5)
As of 2014-08-30 06:48 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    The best computer themed movie is:











    Results (291 votes), past polls