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30
Task/Anagrams/REXX/anagrams-1.rexx
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30
Task/Anagrams/REXX/anagrams-1.rexx
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/*REXX program finds words with the largest set of anagrams (of the same size). */
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iFID= 'unixdict.txt' /*the dictionary input File IDentifier.*/
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$=; !.=; ww=0; uw=0; most=0 /*initialize a bunch of REXX variables.*/
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/* [↓] read the entire file (by lines)*/
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do while lines(iFID) \== 0 /*Got any data? Then read a record. */
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parse value linein(iFID) with @ . /*obtain a word from an input line. */
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len=length(@); if len<3 then iterate /*onesies and twosies words can't win. */
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if \datatype(@, 'M') then iterate /*ignore any non─anagramable words. */
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uw=uw + 1 /*count of the (useable) words in file.*/
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_=sortA(@) /*sort the letters in the word. */
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!._=!._ @; #=words(!._) /*append it to !._; bump the counter. */
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if #==most then $=$ _ /*append the sorted word──► max anagram*/
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else if #>most then do; $=_; most=#; if len>ww then ww=len; end
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end /*while*/ /*$ ◄── list of high count anagrams. */
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say '─────────────────────────' uw "usable words in the dictionary file: " iFID
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say
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do m=1 for words($); z=subword($, m, 1) /*the high count of the anagrams. */
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say ' ' left(word(!.z, 1), ww) ' [anagrams: ' subword(!.z, 2)"]"
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end /*m*/ /*W is the maximum width of any word.*/
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say
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say '───── Found' words($) "words (each of which have" words(!.z)-1 'anagrams).'
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exit /*stick a fork in it, we're all done. */
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/*──────────────────────────────────────────────────────────────────────────────────────*/
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sortA: arg char 2 xx,@. /*get the first letter of arg; @.=null*/
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@.char=char /*no need to concatenate the first char*/
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/*[↓] sort/put letters alphabetically.*/
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do length(xx); parse var xx char 2 xx; @.char=@.char || char; end
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/*reassemble word with sorted letters. */
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return @.a || @.b || @.c || @.d || @.e || @.f||@.g||@.h||@.i||@.j||@.k||@.l||@.m||,
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@.n || @.o || @.p || @.q || @.r || @.s||@.t||@.u||@.v||@.w||@.x||@.y||@.z
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30
Task/Anagrams/REXX/anagrams-2.rexx
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Task/Anagrams/REXX/anagrams-2.rexx
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/*REXX program finds words with the largest set of anagrams (of the same size). */
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iFID= 'unixdict.txt' /*the dictionary input File IDentifier.*/
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$=; !.=; ww=0; uw=0; most=0 /*initialize a bunch of REXX variables.*/
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/* [↓] read the entire file (by lines)*/
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do while lines(iFID) \== 0 /*Got any data? Then read a record. */
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parse value linein(iFID) with @ . /*obtain a word from an input line. */
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len=length(@); if len<3 then iterate /*onesies and twosies words can't win. */
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if \datatype(@, 'M') then iterate /*ignore any non─anagramable words. */
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uw=uw + 1 /*count of the (useable) words in file.*/
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_=sortA(@) /*sort the letters in the word. */
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!._=!._ @; #=words(!._) /*append it to !._; bump the counter. */
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if #==most then $=$ _ /*append the sorted word──► max anagram*/
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else if #>most then do; $=_; most=#; if len>ww then ww=len; end
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end /*while*/ /*$ ◄── list of high count anagrams. */
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say '─────────────────────────' uw "usable words in the dictionary file: " iFID
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say
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do m=1 for words($); z=subword($, m, 1) /*the high count of the anagrams. */
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say ' ' left(word(!.z, 1), ww) ' [anagrams: ' subword(!.z, 2)"]"
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end /*m*/ /*W is the maximum width of any word.*/
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say
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say '───── Found' words($) "words (each of which have" words(!.z)-1 'anagrams).'
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exit /*stick a fork in it, we're all done. */
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/*──────────────────────────────────────────────────────────────────────────────────────*/
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sortA: arg char 2 xx,@. /*get the first letter of arg; @.=null*/
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@.char=char /*no need to concatenate the first char*/
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/*[↓] sort/put letters alphabetically.*/
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do length(xx); parse var xx char 2 xx; @.char=@.char || char; end
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/*reassemble word with sorted letters. */
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return @.a || @.b || @.c || @.d || @.e || @.f||@.g||@.h||@.i||@.j||@.k||@.l||@.m||,
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@.n || @.o || @.p || @.q || @.r || @.s||@.t||@.u||@.v||@.w||@.x||@.y||@.z
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23
Task/Anagrams/REXX/anagrams-3.rexx
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Task/Anagrams/REXX/anagrams-3.rexx
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u= 'Halloween' /*word to be sorted by (Latin) letter.*/
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upper u /*fast method to uppercase a variable. */
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/*another: u = translate(u) */
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/*another: parse upper var u u */
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/*another: u = upper(u) */
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/*not always available [↑] */
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say 'u=' u
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_.=
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do until u=='' /*keep truckin' until U is null. */
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parse var u y +1 u /*get the next (first) character in U.*/
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xx='?'y /*assign a prefixed character to XX. */
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_.xx=_.xx || y /*append it to all the Y characters. */
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end /*until*/ /*U now has the first character elided.*/
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/*Note: the variable U is destroyed.*/
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/* [↓] constructs a sorted letter word*/
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z=_.?a||_.?b||_.?c||_.?d||_.?e||_.?f||_.?g||_.?h||_.?i||_.?j||_.?k||_.?l||_.?m||,
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_.?n||_.?o||_.?p||_.?q||_.?r||_.?s||_.?t||_.?u||_.?v||_.?w||_.?x||_.?y||_.?z
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/*Note: the ? is prefixed to the letter to avoid */
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/*collisions with other REXX one-character variables.*/
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say 'z=' z
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18
Task/Anagrams/REXX/anagrams-4.rexx
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Task/Anagrams/REXX/anagrams-4.rexx
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u= 'Halloween' /*word to be sorted by (Latin) letter.*/
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upper u /*fast method to uppercase a variable. */
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L=length(u) /*get the length of the word (in bytes)*/
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say 'u=' u
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say 'L=' L
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_.=
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do k=1 for L /*keep truckin' for L characters. */
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parse var u =(k) y +1 /*get the Kth character in U string.*/
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xx='?'y /*assign a prefixed character to XX. */
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_.xx=_.xx || y /*append it to all the Y characters. */
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end /*do k*/ /*U now has the first character elided.*/
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/* [↓] construct a sorted letter word.*/
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z=_.?a||_.?b||_.?c||_.?d||_.?e||_.?f||_.?g||_.?h||_.?i||_.?j||_.?k||_.?l||_.?m||,
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_.?n||_.?o||_.?p||_.?q||_.?r||_.?s||_.?t||_.?u||_.?v||_.?w||_.?x||_.?y||_.?z
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say 'z=' z
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61
Task/Anagrams/REXX/anagrams-5.rexx
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Task/Anagrams/REXX/anagrams-5.rexx
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/*REXX program finds words with the largest set of anagrams (same size)
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* 07.08.2013 Walter Pachl
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* sorta for word compression courtesy Gerard Schildberger,
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* modified, however, to obey lowercase
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* 10.08.2013 Walter Pachl take care of mixed case dictionary
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* following Version 1's method
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**********************************************************************/
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Parse Value 'A B C D E F G H I J K L M N O P Q R S T U V W X Y Z',
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With a b c d e f g h i j k l m n o p q r s t u v w x y z
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Call time 'R'
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ifid='unixdict.txt' /* input file identifier */
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words=0 /* number of usable words */
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maxl=0 /* maximum number of anagrams */
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wl.='' /* wl.ws words that have ws */
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Do ri=1 By 1 While lines(ifid)\==0 /* read each word in file */
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word=space(linein(ifid),0) /* pick off a word from the input.*/
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If length(word)<3 Then /* onesies and twosies can't win. */
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Iterate
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If\datatype(word,'M') Then /* not an anagramable word */
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Iterate
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words=words+1 /* count of (useable) words. */
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ws=sorta(word) /* sort the letters in the word. */
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wl.ws=wl.ws word /* add word to list of ws */
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wln=words(wl.ws) /* number of anagrams with ws */
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Select
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When wln>maxl Then Do /* a new maximum */
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maxl=wln /* use this */
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wsl=ws /* list of resulting ws values */
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End
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When wln=maxl Then /* same as the one found */
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wsl=wsl ws /* add ws to the list */
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Otherwise /* shorter */
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Nop /* not yet of interest */
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End
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End
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Say ' '
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Say copies('-',10) ri-1 'words in the dictionary file: ' ifid
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Say copies(' ',10) words 'thereof are anagram candidates'
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Say ' '
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Say 'There are' words(wsl) 'set(s) of anagrams with' maxl,
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'elements each:'
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Say ' '
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Do while wsl<>''
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Parse Var wsl ws wsl
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Say ' 'wl.ws
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End
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Say time('E')
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Exit
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sorta:
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/**********************************************************************
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* sort the characters in word_p (lowercase translated to uppercase)
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* 'chARa' -> 'AACHR'
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**********************************************************************/
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Parse Upper Arg word_p
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c.=''
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Do While word_p>''
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Parse Var word_p cc +1 word_p
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c.cc=c.cc||cc
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End
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Return c.a||c.b||c.c||c.d||c.e||c.f||c.g||c.h||c.i||c.j||c.k||c.l||,
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c.m||c.n||c.o||c.p||c.q||c.r||c.s||c.t||c.u||c.v||c.w||c.x||c.y||c.z
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