Commandore 32 pong by mmdanggg2

//made by your friendly neighbourhood mmdanggg2
playerX
playerY
playerHeight
playerYBottom

ballX
ballY
ballXdir
ballYdir

lives
gameover

function updatePlayer:
{
	changeY(playerY,1);
	playerYBottom = playerY - playerHeight;
	if(playerYBottom<0)
	{
		playerY++;
		playerYBottom = playerY - playerHeight;
	}
	if(playerY>31)
	{
		playerY--;
		playerYBottom = playerY - playerHeight;
	}
}

function randomDir:
negOne
{
	negOne=-1;
	if(random)
	{
		return 1;
	}
	return negOne;
}

function draw:
{
	GPU.clear();
	GPU.fill(playerX,playerY,playerX,playerYBottom);
	GPU.plot(ballX,ballY);
	GPU.push();
}

function updateBall:
{
	ballX = ballX + ballXdir;
	ballY = ballY + ballYdir;
	if(ballX=0)
	{
		if(ballY<playerY)
		{
			if(ballY>playerYBottom)
			{
				ballX = 1;
				ballXdir = 1;
				return;
			}
		}
		if(lives=0)
		{
			gameover = 1;
			return;
		}
		draw();
		lives--;
		print(lives);
		ballX = 15;
		ballY = 15;
		ballXdir=randomDir();
		ballYdir=randomDir();
		return;
	}
	if(ballX>30)
	{
		ballXdir=-1;
	}
	if(ballY<1)
	{
		ballYdir = 1;
	}
	if(ballY>30)
	{
		ballYdir=-1;
	}
}

function main:
{
	gameover = 0;
	lives = 5;

	playerX = 0;
	playerY = 17;
	playerHeight = 6;
	playerYBottom = playerY - playerHeight;

	ballX = 15;
	ballY = 15;
	ballXdir=-1;
	ballYdir = 1;
	draw();
	print(lives);
	while(gameover = 0)
	{
		updatePlayer();
		updateBall();
		draw();
	}
}