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wiki.9front.org/quine.md -rw-r--r-- 546 bytes
b0f24297Sigrid Solveig Haflínudóttir 9p on unix: change the 9pfs url 5 months ago

#Plan 9's Quines

Quine in rc.

a=`{echo ' a=`{echo '' Q '' }; q= W ; for(i in $a){if(~ $i Q){for(i in $a){if(~ $i $q) echo -n $q; echo -n $i E }};if not{if(~ $i W) echo -n $q$q$q$q E ; if not{if(~ $i E) echo -n $q$q E ; if not echo -n $i E }}};echo ' }; q= '''' ; for(i in $a){if(~ $i Q){for(i in $a){if(~ $i $q) echo -n $q; echo -n $i '' }};if not{if(~ $i W) echo -n $q$q$q$q '' ; if not{if(~ $i E) echo -n $q$q '' ; if not echo -n $i '' }}};echo 

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Quine on Wikipedia