Number of Different Subsequences GCDs - LeetCode 1819 | Best Intuition + Easy Approach

Описание: LEETCODE 1819: Number of Different Subsequences GCDs | The Number Theory Optimization Solution

Question Link: https://leetcode.com/problems/number-...

Master the full thought process for solving LeetCode Problem 1819: Number of Different Subsequences GCDs (PotD by Codehurdle). This Hard problem requires a powerful mathematical approach utilizing the Greatest Common Divisor (GCD) to solve it efficiently, avoiding the exponential time complexity of checking all subsequences.

Dive deep with Educator Shivam Parihar as we break down the most efficient solution. The key insight is realizing the connection between a potential GCD (*x*) and the multiples of that number that exist within the input array.

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