242.判断一个字符串是否为另一个的乱序 Valid Anagram
错误1
"aa"
"bb"
static public bool IsAnagram(string s, string t) {int sLength = s.Length;int tLength = t.Length;if (sLength != tLength) {return false;}char c = ' ';int value = 0;Dictionary<char, int> d = new Dictionary<char, int>();for (int i = 0; i < sLength; i++) {c = s[i];if (d.TryGetValue(c, out value)) {d[c] += 1;} else {d[c] = 1;}c = t[i];if (d.TryGetValue(c, out value)) {d[c] += 1;} else {d[c] = 1;}}foreach(int i in d.Values) {if (i % 2 != 0) {return false;}}return true;}
解法
public class Solution {public bool IsAnagram(string s, string t) {int sLength = s.Length;int tLength = t.Length;if (sLength != tLength) {return false;}char[] sChars = s.ToCharArray();char[] tChars = t.ToCharArray();Array.Sort(sChars);Array.Sort(tChars);for (int i = 0; i < sLength; i++) {if (sChars[i] != tChars[i]) {return false;}}return true;}}

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