"Leetcode?python" 203. Remove Linked List Elements

Tag: element does not have BSP INI turn code self EFI nod

# Definition for singly-linked list.
# class ListNode (object):
# def __init__ (self, x):
# self.val = x
# Self.next = None

Class solution (Object):
def removeelements (self, head, Val):
"""
: Type Head:listnode
: Type Val:int
: Rtype:listnode
"""
If Head==none:return []
Dummy=listnode (-1)
Dummy.next=head
P=dummy

While head:

If Head.val==val:
P.next=head.next

#！！！ Write always error, because the head node is not replaced, delete the node must be removed.
Head=p

P=head
Head=head.next


Return Dummy.next

"Leetcode?python" 203. Remove Linked List Elements