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Count Triplets 해석 및 풀이The HackerRank Interview Preparation Kit 2020. 3. 8. 17:56
문제: https://www.hackerrank.com/challenges/count-triplets-1/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=dictionaries-hashmaps 불러오는 중입니다... 원문 : You are given an array and you need to find number of Triplets of indices (i, j, k) such that the elements at those indices are in geometric progression for a given common ratio r and i < j < k For example, ar..