Problems > Sliding Window Minimum

Sliding Window Minimum

Difficulty: 1600 3500 ms 128 MB

sliding-window stack

Print the minimum of every contiguous window of size K, left to right.

Input: the first line has N and K; the second line has N integers.

Output: N−K+1 integers: the window minima.

Constraints:

  • 1 ≤ K ≤ N ≤ 105
  • −109 ≤ ai ≤ 109

Sample Tests

Input 1
8 3
1 3 -1 -3 5 3 6 7
Output 1
-1 -3 -3 -3 3 3
Input 2
1 1
5
Output 2
5

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