Game

class player:

public class Player {
    double hp;
    double str;

    public Player() {
        this.hp = 100;
        this.str = 10;
    }

    public double getHp() {
        return hp;
    }

    public void setHp(double hp) {
        this.hp = hp;
    }

    public double getStr() {
        return str;
    }

    public void setStr(double str) {
        this.str = str;
    }
}

class monster:

public class Monster {
    double hp;
    double str;

    public Monster(double hp, double str) {
        this.hp = hp;
        this.str = str;
    }

    public double getHp() {
        return hp;
    }

    public void setHp(double hp) {
        this.hp = hp;
    }

    public double getStr() {
        return str;
    }

    public void setStr(double str) {
        this.str = str;
    }
}

class main:

import java.util.*;

public class main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        Player p = new Player();
        Monster m = new Monster(20, 1);
        startFight(sc, p, m);
    }

    private static void startFight(Scanner sc, Player p, Monster m) {
        System.out.println("What do you do? \n [1] Attack \n [2] Flee \n [3] Stats");
        while(m.getHp() > 0 && p.getHp() > 0) {
            int num = sc.nextInt();
            switch(num) {
                case 1: num = 1;
                System.out.println("You swing!");
                    m.setHp(m.getHp() - p.getStr());
                    System.out.println("The monster's health is now " + m.getHp());
                    break;
                case 2: num = 2;
                    System.out.println("2");
                    break;
                case 3: num = 3;
                    System.out.println("Health Points: " + p.getHp() + "\nStrength: " + p.getStr());
                    break;
            }
            if(m.getHp() > 0) {
                System.out.println("\nThe monster swings!");
                p.setHp(p.getHp() - m.getStr());
            }
        }
        if(m.getHp() <= 0)
            System.out.println("\nYou killed the monster!");
        else if(p.getHp() <= 0)
            System.out.println("\nYou died!");
    }

}