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Re: Friday Golf: All 2-digit combinations

by hardburn (Abbot)
on Sep 26, 2003 at 13:55 UTC ( #294419=note: print w/ replies, xml ) Need Help??

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  1. or download this
    for('00'..'99'){$h{$_}++if(!($h{$_}||$h{reverse$_}))}print keys%h
    
  2. or download this
    for('00'..'99'){if(!(exists$h{$_}||exists$h{reverse$_})){$h{$_}++}prin
    +t keys%h
    
  3. or download this
    for('00'..'99'){$h{$_}++if(!(exists$h{$_}||exists$h{reverse$_}))print 
    +keys%h
    

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