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Unique characters in each string: Difference between revisions
→{{header|Nim}}
Drkameleon (talk | contribs) (Added Arturo implementation) |
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['1', '2', '3', 'a', 'b', 'c']
</pre>
=={{header|Nim}}==
<lang Nim>import strutils, tables
var result = AllChars
for str in ["1a3c52debeffd", "2b6178c97a938stf", "3ycxdb1fgxa2yz"]:
let charCount = str.toCountTable # Mapping char -> count.
var uniqueChars: set[char] # Set of unique chars.
for ch, count in charCount.pairs:
if count == 1: uniqueChars.incl ch
result = result * uniqueChars # Intersection.
echo result</lang>
{{out}}
<pre>{'1', '2', '3', 'a', 'b', 'c'}</pre>
=={{header|Perl}}==
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