Lab Activity 4.3

CoinChange.java

public class CoinChange {
    public Integer ways(int N, int[] coins) { 
        // write your code here
        return null;
     }

    public static void main(String[] args) {
        int[] coins = {1, 2, 3};
        CoinChange cc = new CoinChange();
        System.out.println(cc.ways(4, coins));
    }
}