feat(leetcode/242): Solve Valid Anagram (Easy)

Author: renovizee

valid-anagram/renovizee.java

@@ -1,18 +1,27 @@
-
+import java.util.Arrays;
 
 // tag renovizee 2week
 // https://github.com/DaleStudy/leetcode-study/issues/218
 // https://leetcode.com/problems/valid-anagram/ #242 #Easy
 class Solution {
-    // Solv1 :
+    // Solv1
     // 시간복잡도 : O(n)
     // 공간복잡도 : O(n)
     public boolean isAnagram(String s, String t) {
 
+        char[] sChars = s.toCharArray();
+        char[] tChars = t.toCharArray();
+
+        Arrays.sort(sChars);
+        Arrays.sort(tChars);
+
+        return Arrays.equals(sChars, tChars);
     }
 }
 
 //-------------------------------------------------------------------------------------------------------------
 // Java 문법 피드백
-//
+// 1) string.toCharArray
+// 2) Arrays.~ 문법 ~.sort ~.equals
+// 3) Arrays.
 //-------------------------------------------------------------------------------------------------------------