We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
You can use "for(char ch : str) res |= 1 << (ch-'a')"
to save on calling str.charAt(i).
But this excercise is all about dictionaries and hashtables, so I suggest using them, otherwise you could fail an interview test by not practicing them.
Cookie support is required to access HackerRank
Seems like cookies are disabled on this browser, please enable them to open this website
Two Strings
You are viewing a single comment's thread. Return to all comments →
This is the coolest solution.
You can use "for(char ch : str) res |= 1 << (ch-'a')" to save on calling str.charAt(i).
But this excercise is all about dictionaries and hashtables, so I suggest using them, otherwise you could fail an interview test by not practicing them.