83. Remove Duplicates from Sorted List

/**
* Definition for singly-linked list.
* public class ListNode {
*     int val;
*     ListNode next;
*     ListNode(int x) { val = x; }
* }
*/
public class Solution {
public ListNode deleteDuplicates(ListNode head) {
if(head==null)
return null;
ListNode temp = head;
while(temp!=null&&temp.next!=null)
{
while(temp.next!=null&&temp.val==temp.next.val)
{
temp.next = temp.next.next;
}
temp = temp.next;
}
return head;
}
}
1ms