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 = "ab…

Find the Difference Given two strings s and t which consist of only lowercase letters. 给出两个字符串,s和t,都是只有小写字母组成的. String t is generated by random shuffling string s and then add one more letter at a random position. 字符串t是由字符串s其中在随机的位置添加一个字符组成的. Find th…

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 = "ab…

异或 找不同 —.— public class Solution { public char findTheDifference(String s, String t) { char temp = 0x00; for(int i = 0;i < s.length();i++){ temp =(char) (temp ^ s.charAt(i)); } for(int i = 0;i < t.length();i++){ temp =(char) (temp ^ t.charAt(i)); }…