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DIY: Sliding Window Median

Understand how to implement the sliding window median algorithm in Ruby. This lesson guides you through handling moving subarrays to calculate medians, enhancing problem-solving skills for coding interviews.

Problem statement

Given an integer array nums and an integer k. There is a sliding window of size k which is moving from the very left of the array to the very right. We can only see the k numbers in the window. Each time the sliding window moves right by one position.

Return the median array for each window in the original array. Answers within 10510^{-5} ...