P02_DangeonDark

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayDeque;
import java.util.Collections;

public class P02_DangeonDark {
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

        int initialHeath = 100;
        int initialCoins = 0;

        String[] inputLine = reader.readLine().split("\\|");

        ArrayDeque<String> quest = new ArrayDeque<>();

        Collections.addAll(quest, inputLine);

        int room = 0;

        while (!quest.isEmpty()) {
            room++;
            String[] tokens = quest.pop().split("\\s+");

            String item = tokens[0];
            int number = Integer.parseInt(tokens[1]);

            switch (item) {
                case "potion":
                    int pointForHealth = initialHeath + number;

                    if (pointForHealth > 100) {
                        int regenPoints = 100 - initialHeath;
                        initialHeath = 100;
                        System.out.printf("You healed for %d hp.\n", regenPoints);
                    } else {
                        System.out.printf("You healed for %d hp.\n", number);
                        initialHeath = pointForHealth;
                    }

                    System.out.printf("Current health: %d hp.\n", initialHeath);

                    break;
                case "chest":
                    initialCoins += number;
                    System.out.printf("You found %d coins.\n", number);
                    break;
                default:
                    int currentHealth = initialHeath - number;

                    if (currentHealth <= 0) {
                        System.out.printf("You died! Killed by %s.\n", item);
                        System.out.printf("Best room: %d\n", room);
                        return;
                    } else {
                        System.out.printf("You slayed %s.\n", item);
                        initialHeath = currentHealth;
                    }

                    break;
            }
        }
        System.out.printf("You've made it!\nCoins: %d\nHealth: %d\n", initialCoins, initialHeath);
    }
}