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Sliding Window Maximum

Report the largest number in every window of size k.

HardSliding windowQueue

Given an integer array nums and a window size k, slide the window from the left end of the array to the right end, one position at a time.

Return an array holding the maximum value inside the window at each position.

Examples

Example 1
Input
nums = [1, 3, -1, -3, 5, 3, 6, 7], k = 3
Output
[3, 3, 5, 5, 6, 7]
Example 2
Input
nums = [1], k = 1
Output
[1]

Constraints

  • 1 <= nums.length <= 10^5
  • -10^4 <= nums[i] <= 10^4
  • 1 <= k <= nums.length