Practical Coding in Java

//
// CoinFlipper.java
//


public class CoinFlipper
{
    public String flip()
    {
        if (Math.random() < .5)
            return "Heads";
        else
            return "Tails";
    }
}

//
// CoinFlipperTest.java
//


public class CoinFlipperTest
{
    public static void main(String[] args)
    {
        CoinFlipper coin = new CoinFlipper();
        
        for (int i=0; i<5; i++)
            System.out.println(coin.flip());
    }
}