Minimum Coin Change Problem Solutions
Given an integer array representing coin denominattions and a target amount, determine the minimum number of coins required to make up that amount. Return -1 if no valid combination exists. Coins can be used unlimited times.
Recursive Approach
A recursive function findMinCoins(int[] denominations, int target) calculates the minimum coins needed ...
Posted on Wed, 13 May 2026 13:57:02 +0000 by rookie