Solve : Remove Nth Node From End of List

Author: printjin-gmailcom

remove-nth-node-from-end-of-list/printjin-gmailcom.py

@@ -0,0 +1,11 @@
+class Solution:
+    def removeNthFromEnd(self, head, n):
+        dummy = ListNode(0, head)
+        fast = slow = dummy
+        for _ in range(n):
+            fast = fast.next
+        while fast.next:
+            fast = fast.next
+            slow = slow.next
+        slow.next = slow.next.next
+        return dummy.next