NeetCode #930LC-1726MediumMath & Geometry
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#930 · #1726 · Tuple with Same Product(同积元组)

📌 Problem Statement & Constraints

Given an array nums of distinct positive integers, count the tuples (a, b, c, d) with a * b = c * d where a, b, c, d are four distinct elements of nums in any order. Constraints: 1 <= nums.length <= 1000, 1 <= nums[i] <= 10^4, all elements distinct.
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