NeetCode #256LC-992HardSliding Window
← Back to All Problems#256 · #992 · Subarrays with K Different Integers(K 个不同整数的子数组)
📌 Problem Statement & Constraints
Given an integer array
nums and an integer k, return the number of good subarrays: contiguous subarrays with exactly k different integers. Constraints: 1 <= nums.length <= 2 * 10^4, 1 <= nums[i], k <= nums.length.🔒
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