in reply to Re: Shortest string containing all from 0000 to 9999 challenge.
in thread Shortest string containing all from 0000 to 9999 challenge.

When I started the problem I used alot of arrays - which carried over into my analysis code.

Yours is slicker and a good demonstration of the substr function. Just to prove it here are the benchmarks: 

        Rate  EvdB saouq
EvdB  7.89/s    --  -67%
saouq 23.8/s  202%    --

[download]

--tidiness is the memory loss of environmental mnemonics

In Section Meditations