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Coin Change - Count Number of Ways of representing Amount given Infinite Supply

medium Solve on LeetCode

Problem
Examples
Example 1
Example 2
Example 3
Follow up
Solution
Method 1 - Recursion
Intuition
Approach
Example & Image
Complexity
Code
Method 2 - DP Solution Top Down With Memo
Intuition
Approach
Complexity
Code
Method 3 - Bottom up DP
Intuition
Approach
Complexity
Code
Method 4 - Bottom Up DP - Optimized Space
Intuition
Approach
Complexity
Code
Follow up - What if system is canonical?
Follow-Up: Canonical (US Currency) System

Related Tags

dynamic-programming leetcode coin-change

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