题解 | #删除有序链表中重复的元素-I#

import java.util.*;

/*
 * public class ListNode {
 *   int val;
 *   ListNode next = null;
 *   public ListNode(int val) {
 *     this.val = val;
 *   }
 * }
 */

public class Solution {
    /**
     * 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
     *
     *
     * @param head ListNode类
     * @return ListNode类
     */
    public ListNode deleteDuplicates (ListNode head) {
        // write code here
        ListNode tempHead = head;

        while (head != null && head.next != null) {
            if (head.val == head.next.val) {
                head.next = head.next.next;
                if (head.next == null) {
                    break;
                }
                continue;
            } else {
                head = head.next;
            }
        }

        return tempHead;
    }
}