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Another update from ingydotnet^djgoku

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Ingy döt Net 2015-11-18 06:14:39 +00:00
parent 91df62d461
commit 948b86eafa
7604 changed files with 108452 additions and 22726 deletions
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Task/Remove-duplicate-elements/REXX/remove-duplicate-elements-2.rexx
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@ -1,13 +1,12 @@
/*REXX program to remove duplicate elements (items) in a list. */
old= '2 3 5 7 11 13 17 19 cats 222 -100.2 +11 1.1 +7 7. 7 5 5 3 2 0 4.4 2'
say 'original list:' old
say right(words(old),13) ' words in the original list.'; say
new= /*start with a clean slate. */
$= '2 3 5 7 11 13 17 19 cats 222 -100.2 +11 1.1 +7 7. 7 5 5 3 2 0 4.4 2'
say 'original list:' $
say right(words($),13) ' words in the original list.'; say
do j=1 for words(old); _=word(old,j) /*process the words in old list. */
if wordpos(_,new)==0 then new=new _ /*Doesn't exist? Then add to list*/
do j=words($) by -1 to 1; y=word($,j) /*process words in the list, */
_=wordpos(y, $, j+1); if _\==0 then $=delword($, _, 1) /*del if dup.*/
end /*j*/
say 'modified list:' space(new)
say right(words(new),13) ' words in the modified list.'
say 'modified list:' space($)
say right(words($),13) ' words in the modified list.'
/*stick a fork in it, we're done.*/