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September Morn Update

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Ingy döt Net 2019-09-12 10:33:56 -07:00
parent 4e2d22a71d
commit aac6731f2c
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Task/Remove-duplicate-elements/REXX/remove-duplicate-elements-3.rexx
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@ -1,12 +1,11 @@
/*REXX program removes any duplicate elements (items) that are in a list (using 2 lists)*/
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), 17, '─') 'words in the original list.'
say right( words(old), 17, '─') 'words in the original list.'
new= /*start with a clean (list) slate. */
do j=1 for words(old); _=word(old, j) /*process the words in the OLD list. */
if wordpos(_,new)==0 then new=new _ /*Doesn't exist? Then add word to NEW.*/
end /*j*/
do j=1 for words(old); _= word(old, j) /*process the words in the OLD list. */
if wordpos(_, new)==0 then new= new _ /*Doesn't exist? Then add word to NEW.*/
end /*j*/
say
say 'modified list:' space(new)
say right( words(new), 17, '─') 'words in the modified list.'
/*stick a fork in it, we're all done. */
say 'modified list:' space(new) /*stick a fork in it, we're all done. */
say right( words(new), 17, '─') 'words in the modified list.'