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Q2 solution submit by Haris Jamal Khan #8

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Q2 solution submit by Haris Jamal Khan #8

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6 changes: 6 additions & 0 deletions Q2/solution.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,4 +5,10 @@
# self.next = next
class Solution:
def removeNthFromEnd(self, head: Optional[ListNode], n: int) -> Optional[ListNode]:
fast, slow = head, head
for _ in range(n): fast = fast.next
if not fast: return head.next
while fast.next: fast, slow = fast.next, slow.next
slow.next = slow.next.next
return head