Flip Coin Simulation (Coin tossing simulation)

Source: Internet
Author: User

// Coin Tossing simulation
// Java How to program, 5/e, Exercise 6.30
Import javax.swing. * ;
Import java.awt. * ;
Import java.awt.event. * ;
Public   class cointossing extends JApplet Implements ActionListener {
intTailnumber=0, Headnumber=0;
JLabel tosslable,taillable,headlable;
JButton Tossbutton;
JTextField Tailfield,headfield;

Public voidInit ()

Container Container=Getcontentpane ();
Container.setlayout (NewFlowLayout ());

Tossbutton= NewJButton ("Toss");
Container.add (Tossbutton);

Taillable= NewJLabel ("Tail frequency is:");
Container.add (taillable);

Tailfield=NewJTextField (Ten);
Container.add (Tailfield);

Headlable= NewJLabel ("Head frequency is:");
Container.add (headlable);

Headfield=NewJTextField (Ten);
Container.add (Headfield);

Tossbutton.addactionlistener ( This);


Public voidactionperformed (ActionEvent event)
if (Flip ())
Tailnumber+ +;
Headnumber+ +;

Tailfield.settext (integer.tostring (Tailnumber));
Headfield.settext (integer.tostring (Headnumber));


Public BooleanFlip ()
return math.random ()<0. 5 ;


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