leetcode.com 2025-04-15
🔴2179.count-good-triplets-in-an-array
🏷️ Tags
#binary_indexed_tree #segment_tree #array #binary_search #divide_and_conquer #ordered_set #merge_sort
🔴2179.count-good-triplets-in-an-array
🏷️ Tags
#binary_indexed_tree #segment_tree #array #binary_search #divide_and_conquer #ordered_set #merge_sort
Telegraph
count-good-triplets-in-an-array
You are given two 0-indexed arrays nums1 and nums2 of length n, both of which are permutations of [0, 1, ..., n - 1]. A good triplet is a set of 3 distinct values which are present in increasing order by position both in nums1 and nums2. In other words, if…
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