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