関連ワード:  longest subarray with k unique elements    longest subarray with k distinct elements    maximum subarray with k distinct elements    longest subarray with exactly k distinct elements    longest subarray with at most k distinct elements    longest subarray with at most k distinct elements leetcode    longest subarray with at most k distinct elements gfg practice    maximum subarray sum with k distinct elements    longest subarray with k sections of unique items    maximum subarray with k elements  
結果 : longest subarray with k unique elements