refactor 345

Author: fishercoder1534

src/main/java/com/fishercoder/solutions/_345.java

@@ -4,45 +4,32 @@
 import java.util.HashSet;
 import java.util.Set;
 
-/**
- * 345. Reverse Vowels of a String
- *
- * Write a function that takes a string as input and reverse only the vowels of a string.
-
- Example 1:
- Given s = "hello", return "holle".
-
- Example 2:
- Given s = "leetcode", return "leotcede".
-
- Note:
- The vowels does not include the letter "y".*/
 public class _345 {
-	public static class Solution1 {
-		public String reverseVowels(String s) {
-			StringBuilder sb = new StringBuilder(s);
-			Set<Character> vowels = new HashSet(Arrays.asList('a', 'e', 'i', 'o', 'u', 'A', 'E', 'I', 'O', 'U'));
-			//use two pointers approach would be the fastest
-			int i = 0;
-			int j = s.length() - 1;
-			while (i < j) {
-				char left = s.charAt(i);
-				char right = s.charAt(j);
-				while (i < j && !vowels.contains(left)) {
-					i++;
-					left = s.charAt(i);
-				}
-				while (i < j && !vowels.contains(right)) {
-					j--;
-					right = s.charAt(j);
-				}
-				char temp = left;
-				sb.setCharAt(i, right);
-				sb.setCharAt(j, temp);
-				i++;
-				j--;
-			}
-			return sb.toString();
-		}
-	}
+    public static class Solution1 {
+        public String reverseVowels(String s) {
+            StringBuilder sb = new StringBuilder(s);
+            Set<Character> vowels = new HashSet(Arrays.asList('a', 'e', 'i', 'o', 'u', 'A', 'E', 'I', 'O', 'U'));
+            //use two pointers approach would be the fastest
+            int i = 0;
+            int j = s.length() - 1;
+            while (i < j) {
+                char left = s.charAt(i);
+                char right = s.charAt(j);
+                while (i < j && !vowels.contains(left)) {
+                    i++;
+                    left = s.charAt(i);
+                }
+                while (i < j && !vowels.contains(right)) {
+                    j--;
+                    right = s.charAt(j);
+                }
+                char temp = left;
+                sb.setCharAt(i, right);
+                sb.setCharAt(j, temp);
+                i++;
+                j--;
+            }
+            return sb.toString();
+        }
+    }
 }