Write a program to generate 2d pie in Computer graphics .

  PROGRAM

#include<graphics.h>

#include<conio.h>

int main()

{

   int gd = DETECT, gm, midx, midy;

   initgraph(&gd, &gm, "C:\\TURBOC3\\BGI");

   setcolor(MAGENTA);

   rectangle(0,40,639,450);

   settextstyle(SANS_SERIF_FONT,HORIZ_DIR,2);

   setcolor(WHITE);

   outtextxy(275,10,"Pie Chart");

   midx = getmaxx()/2;

   midy = getmaxy()/2;

   setfillstyle(LINE_FILL,BLUE);

   pieslice(midx, midy, 0, 75, 100);

   outtextxy(midx+100, midy - 75, "20.83%");

   setfillstyle(XHATCH_FILL,RED);

   pieslice(midx, midy, 75, 225, 100);

   outtextxy(midx-175, midy - 75, "41.67%");

   setfillstyle(WIDE_DOT_FILL,GREEN);

   pieslice(midx, midy, 225, 360, 100);

   outtextxy(midx+75, midy + 75, "37.50%");

   getch();

   return 0;

}

OUTPUT

Write a Program on an Exception Handling.

class MyException

  {

public static void main(String args[])

       { 

try

                {

                                int a = args.length;

                                int b = 42/a;

                                int c[] = {1};

                                c[50] = 25;

                }

                catch(ArithmeticException e)

                {

                System.out.println("DIVIDE BY:" + e);               

                }

                catch(ArrayIndexOutOfBoundsException e)

                {

                System.out.println("ARRAY INDEX:" + e);        

                }              

               

                finally

                {

                System.out.println("FINISHED");       

                }

       }

  }

OUTPUT : 

Write a Program in java to show Multithreading.

classNewThread implements Runnable

                {

                Thread t;

                NewThread() {

               

                t = new Thread(this, "Demo Thread");

                System.out.println("Child thread: " + t);

                t.start(); // Start the thread

                }

               

                public void run()

                {

                try {

                for(int i = 5; i > 0; i--)

                 {

                System.out.println("Child Thread: " + i);

                Thread.sleep(500);

                }

                }

                catch (InterruptedException e) {

                System.out.println("Child interrupted.");

                }

                System.out.println("Exiting child thread.");

                }

                }

                classThreadDemo

               {

                public static void main(String args[ ] )

                 {

                newNewThread();

                try

                {

                for(int i = 5; i > 0; i--)

                {

                System.out.println("Main Thread: " + i);

                Thread.sleep(1000);

                }

                } catch (InterruptedException e) {

                System.out.println("Main thread interrupted.");

                }

                System.out.println("Main thread exiting.");

                }

  }

OUTPUT :