#244Easy#20 in Airbnb's list· asked at 6 companies
Convert Sorted Array to Binary Search Tree
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What we know
Example 1
Input: nums = [-10,-3,0,5,9] Output: [0,-3,9,-10,null,5]
[0,-10,5,null,-3,null,9] is also accepted.
Example 2
Input: nums = [1,3] Output: [3,1]
Constraints
- •
1 <= nums.length <= 10^4 - •
-10^4 <= nums[i] <= 10^4 - •
numsis sorted in a strictly increasing order.