🎨 (solution): Format Java code

Format Java code

Author: xchux

solutions/125.Valid Palindrome/Solution.java

@@ -3,7 +3,8 @@ public boolean isPalindrome(String s) {
         s = s.toLowerCase().replaceAll("[^a-z0-9]", "");
         int i = 0, j = s.length() - 1;
         while (i < j) {
-            if (s.charAt(i++) != s.charAt(j--)) return false;
+            if (s.charAt(i++) != s.charAt(j--))
+                return false;
         }
         return true;
     }

solutions/167. Two Integer Sum II/Solution.java

@@ -5,14 +5,14 @@ public int[] twoSum(int[] numbers, int target) {
         while (left < right) {
             int sum = numbers[left] + numbers[right];
             if (sum == target) {
-                return new int[] {left + 1, right + 1};
+                return new int[] { left + 1, right + 1 };
             } else if (sum < target) {
                 left++;
             } else {
                 right--;
             }
         }
 
-        return result;
+        return new int[] { -1, -1 };
     }
 }