refactor 389

Author: fishercoder1534

src/main/java/com/fishercoder/solutions/_389.java

@@ -1,24 +1,4 @@
 package com.fishercoder.solutions;
-/**
- * 389. Find the Difference
- *
- * Given two strings s and t which consist of only lowercase letters.
-
- String t is generated by random shuffling string s and then add
- one more letter at a random position.
-
- Find the letter that was added in t.
-
- Example:
-
- Input:
- s = "abcd"
- t = "abcde"
-
- Output:
- e
-
- Explanation: 'e' is the letter that was added.*/
 
 public class _389 {
     public static class Solution1 {