How do you find the middle element of a singly linked list in one pass?

  • Iterate through the list, counting the number of elements, and then traverse the list again to the middle element.
  • There is no efficient way to find the middle element in one pass for a singly linked list.
  • Use recursion to find the middle element efficiently.
  • Use two pointers, one moving at twice the speed of the other. When the faster pointer reaches the end, the slower pointer will be at the middle element.
By using two pointers, one moving at twice the speed of the other, you can efficiently find the middle element in one pass. The faster pointer reaches the end while the slower pointer points to the middle element.
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