Untitled

import java.util.*;

public class Main {
    public static void findMinCoins(int[] coins, int amount) {
        Arrays.sort(coins); // Sort coins in ascending order
        List<Integer> result = new ArrayList<>();
        
        // Start from the largest coin and work down
        for (int i = coins.length - 1; i >= 0; i--) {
            while (amount >= coins[i]) {
                amount -= coins[i];
                result.add(coins[i]); // Store the used coin
            }
        }

        // Output the result
        System.out.println("Minimum coins needed: " + result.size());
        System.out.println("Coins used: " + result);
    }

    public static void main(String[] args) {
        int[] coins = {1, 2, 5, 10, 20, 50, 100, 500, 2000};
        int amount = 2890;

        findMinCoins(coins, amount);
    }
}