Package g0301_0400.s0389_find_the_difference

Class Solution

java.lang.Object
g0301_0400.s0389_find_the_difference.Solution
public class Solution extends java.lang.Object
389 - Find the Difference.

Easy

You are given two strings s and t.

String t is generated by random shuffling string s and then add one more letter at a random position.

Return the letter that was added to t.

Example 1:

Input: s = “abcd”, t = “abcde”

Output: “e”

Explanation: ‘e’ is the letter that was added.

Example 2:

Input: s = "", t = “y”

Output: “y”

Example 3:

Input: s = “a”, t = “aa”

Output: “a”

Example 4:

Input: s = “ae”, t = “aea”

Output: “a”

Constraints:

  • 0 <= s.length <= 1000
  • t.length == s.length + 1
  • s and t consist of lower-case English letters.

  • Constructor Summary

    Constructors
    Constructor
    Description
    Solution()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    char
    findTheDifference(java.lang.String s, java.lang.String t)
     

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • Solution

      public Solution()

  • Method Details

    • findTheDifference

      public char findTheDifference(java.lang.String s, java.lang.String t)