Fixed comment.

Author: javadev

Diff for: src/main/java/s0002.add.two.numbers/Solution.java

@@ -1,8 +1,12 @@
 package s0002.add.two.numbers;
 
-/**
- * Definition for singly-linked list. public class ListNode { int val; ListNode next; ListNode(int
- * x) { val = x; } }
+/*
+ * Definition for singly-linked list.
+ * public class ListNode {
+ *     int val;
+ *     ListNode next;
+ *     ListNode(int x) { val = x; }
+ * }
  */
 public class Solution {
     public ListNode addTwoNumbers(ListNode l1, ListNode l2) {