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.
  1. Prepare
  2. Algorithms
  3. Strings
  4. String Construction
  5. Discussions

String Construction

  • saurabhmittal87
     + 0 comments

    Java

    public static int stringConstruction(String s) {
        Set<Character> uniqueElements = new HashSet<>();
        for (char character : s.toCharArray()) {
            uniqueElements.add(character);
        }
        return uniqueElements.size();
    }