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Results tagged with code-golf
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user 5369
Code-golf is a competition to solve a particular problem in the fewest bytes of source code.
0
votes
Removing unique elements from string
PHP - 137
Code
implode('',array_intersect(str_split($text),array_flip(array_filter(array_count_values(str_split($text)),function($x){return $x>=2;}))));
Normal Code
$text = 'helloworld';
$filte …
- 101