Exceptions

import java.util.Random;
class Out extends Exception
{
    public Out()
    {

        super("Out");
    }
}

class Goal extends Exception
{
    public Goal()
    {
        super("Goal");
    }
}

class Corner extends Exception
{
    public Corner()
    {
        super("Corner");
    }
}
//-----------------------------------------------------------------------------------------
class Ball
{
    private int x, y;
    Random r = new Random();

    public Ball(int x, int y)
    {
        this.x = x;
        this.y = y;
    }

    public void play() throws Out, Corner, Goal
    {
        int check1 = 0, check2 = 0;
        this.x = r.nextInt(101);
        this.y = r.nextInt(51);

        if( y == 0 || y == 50)
        {
            check1 = 1;
            throw new Out();

        }
        if(( x == 0 || x == 100) && ( y >= 20 && y <= 30))
        {
            check2 = 1;
            throw new Goal();

        }
        if((x == 0 || x == 100) && check1 == 0 && check2 == 0)
        {
            throw new Corner();
        }
    }

    public int get_x()
    {
        return this.x;
    }

    public int get_y()
    {
        return this.y;
    }

    public String toString()
    {
        return "Ball at " + this.x + " " + this.y + "\n";
    }
}

//-----------------------------------------------------------------------------------------

class Game
{
    private String team1, team2;
    private int outs = 0, goals = 0, corners = 0;

    int prev_x = 1, prev_y = 1;
    Ball ball = new Ball(prev_x,prev_y);

    int goals_1 = 0, goals_2 = 0;

    public Game(String team1, String team2)
    {
        this.team1 = team1;
        this.team2 = team2;
    }

    public String toString()
    {

        return team1 + " - " + team2 + "\n" + goals + " Goals\n" + outs+ " Outs\n" + corners + " Corners\n";
    }


    public String simulate()
    {
        for(int i = 0; i < 2000; i++)
        {


            try
            {
                prev_x = ball.get_x();
                prev_y = ball.get_y();

                ball.play();
                System.out.println(ball);

            }
            catch(Out e)
            {
                outs++;
                System.out.println(e.getMessage());
                ball = new Ball(prev_x, prev_y);

            }
            catch(Corner e)
            {
                corners++;
                System.out.println(e.getMessage());
                if(ball.get_x() <= 50)
                    if(ball.get_y() <= 25)
                        ball = new Ball(0,0);
                    else
                        ball = new Ball(0, 50);
                else
                {
                    if(ball.get_y() <= 25)
                        ball = new Ball(100,0);
                    else
                        ball = new Ball(100, 50);
                }

            }
            catch(Goal e)
            {
                goals++;
                System.out.println(e.getMessage());
                if(ball.get_x() == 0 && (ball.get_y() >= 20 && ball.get_y() <= 30))
                    goals_1++;
                else if(ball.get_x() == 100 && (ball.get_y() >= 20 && ball.get_y() <= 30))
                    goals_2++;
                ball = new Ball(50, 25);
            }
        }
        String team_goals = team1 + " = " + goals_1+ " " + team2 + " = " + goals_2 + "\n";
        return team_goals;
    }
}

//-----------------------------------------------------------------------------------------
class Main
{
    public static void main(String[] args)
    {
        Game game = new Game("Team 1", "Team 2");
        System.out.println(game.simulate());

        System.out.println(game);
    }
}