Package g1001_1100.s1002_find_common_characters

Class Solution

  • All Implemented Interfaces:
    
public final class Solution

    1002 - Find Common Characters.

    Easy

    Given a string array words, return an array of all characters that show up in all strings within the words (including duplicates). You may return the answer in any order.

    Example 1:

    Input: words = "bella","label","roller"

    Output: "e","l","l"

    Example 2:

    Input: words = "cool","lock","cook"

    Output: "c","o"

    Constraints:

    • 1 <= words.length <= 100

    • 1 <= words[i].length <= 100

    • words[i] consists of lowercase English letters.

    • Nested Class Summary

      Nested Classes 
      Modifier and Type Class Description

    • Field Summary

      Fields 
      Modifier and Type Field Description

    • Constructor Summary

      Constructors 
      Constructor Description
      Solution()

    • Enum Constant Summary

      Enum Constants 
      Enum Constant Description

    • Method Summary

      Modifier and Type Method Description
      final List<String> commonChars(Array<String> words)

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait