Leetcode Problem 667. Beautiful Arrangement II

667. Beautiful Arrangement II

Leetcode Solutions

Initialize an empty list answer.
Add the numbers from 1 to n - k - 1 to answer in increasing order.
Set left to n - k and right to n.
For i from 0 to k, alternate between adding left and right to answer:
- If i is even, add left to answer and increment left.
- If i is odd, add right to answer and decrement right.
Return the constructed answer list.

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