Commit b29f424

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Time: 37 ms (42.77%) | Memory: 16.3 MB (90.21%) - LeetSync

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Lines changed: 14 additions & 0 deletions

Original file line number	Diff line number	Diff line change
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	`1`	`+# Definition for singly-linked list.`
	`2`	`+# class ListNode:`
	`3`	`+# def __init__(self, val=0, next=None):`
	`4`	`+# self.val = val`
	`5`	`+# self.next = next`
	`6`	`+class Solution:`
	`7`	`+ def middleNode(self, head: Optional[ListNode]) -> Optional[ListNode]:`
	`8`	`+ f, s = head, head`
	`9`	`+ while f != None and f.next != None :`
	`10`	`+`
	`11`	`+ f= f.next.next`
	`12`	`+ s= s.next`
	`13`	`+`
	`14`	`+ return s`

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