Aşağıdaki bir dizi göz önünde bulundurun:

/www/htdocs/1/sites/lib/abcdedd
/www/htdocs/1/sites/conf/xyz
/www/htdocs/1/sites/conf/abc/def
/www/htdocs/1/sites/htdocs/xyz
/www/htdocs/1/sites/lib2/abcdedd

Bu durumda - tespit common base path en kısa ve en zarif yolu nedir

/www/htdocs/1/sites/

ve dizideki tüm öğelerin çıkarmadan?

lib/abcdedd
conf/xyz
conf/abc/def
htdocs/xyz
lib2/abcdedd