position of letters in a string
- To: mathgroup at smc.vnet.net
- Subject: [mg53803] position of letters in a string
- From: zak <chocolatez at gmail.com>
- Date: Fri, 28 Jan 2005 02:43:47 -0500 (EST)
- Reply-to: zak <chocolatez at gmail.com>
- Sender: owner-wri-mathgroup at wolfram.com
in the list of strings:
lst={"catcatz","zrzttys"}
i want some procedure to give the letters in every string a number
depending on its position and discarding the recurrent letters such
that:
first string: c=1; a=2; t=3; z=4
second string: z=1; r=2; t=3; y=4; s=5
zak
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