Avenging Wrath

package com.comphenix.test;

import java.util.Random;

public class Application {
    public static void main(String[] args) {
        final Random rnd = new Random();
        final long total = 10000000;
        long victory = 0;

        for (int i = 0; i < total; i++) {
            int hpCharacters[] = new int[]{6, 5, 8, 1};
            victory += simulateAvengingWrath(hpCharacters, 3, rnd) ? 1 : 0;
        }
        System.out.printf("Probability of victory: %s%n", (victory / (double) total) * 100);
    }

    private static boolean simulateAvengingWrath(int[] hpCharacters, int enemyHeroIndex, Random rnd) {
        for (int i = 0; i < 8; i++) {
            int chosen = rnd.nextInt(hpCharacters.length);

            if (hpCharacters[chosen] > 0) {
                hpCharacters[chosen]--;
            } else {
                // Repeat and try another character
                i--;
            }

            // Did we just die? This also ensures we eventually exit this loop ...
            if (hpCharacters[enemyHeroIndex] <= 0) {
                return false;
            }
        }
        // Victory
        return true;
    }
}