Solution: Contains Duplicate II
Understand how to apply the sliding window approach to identify duplicates within a k-distance in an integer array. This lesson helps you implement an optimal solution using sets to track elements, improving your problem-solving skills for coding interviews focused on subarray challenges.
We'll cover the following...
We'll cover the following...
Statement
You are given an integer array, nums, and an integer k. Determine whether two distinct indices, i and j, are in the array, such that nums[i] == nums[j] and the absolute difference between i and j is at most k. Return TRUE if such indices exist; otherwise, return FALSE.
Constraints:
nums.length...