Chartorial representation of runs made in 50 over

#include<iostream.h>

#include<conio.h>

#include<dos.h>

#include<graphics.h>

#include<stdlib.h>

class graph

{

            int num[50];

            public:

            graph();

            void drawGraph();

}

graph::graph()

{

            randomize();

            for(int i=0; i<50; i++)

                        num[i]=random(20);

}

void graph::drawGraph()

{

            int barWidth = (getmaxx()-50)/50;

            int left=10, bottom=getmaxy()-50,tetxx=10;

            outtextxy(getmaxx()/2,getmaxy()-10,"Overs");

            outtextxy(getmaxx()-textwidth("runs"),getmaxy()/2,"Runs");

            //rectangle(int left, int top, int right, int bottom);

            rectangle(left, 10, getmaxx()-50, bottom);

            for(int i=0;i<50; i++)

            {

                        if(num[i]<=5)

                                    setfillstyle(2,GREEN);

                        else if(num[i]<=10)

                                    setfillstyle(4,BLUE);

                        else if(num[i]<=15)

                                    setfillstyle(6,YELLOW);

                        else

                                    setfillstyle(8,RED);

                        bar3d(left, bottom-(num[i]*8), left+barWidth, bottom,1, 1);

                        left+=barWidth;

            }

}

void main()

{

            clrscr();

            int gdriver = DETECT, gmode;

            /* initialize graphics, local variables */

            initgraph(&gdriver, &gmode, "");

            setbkcolor(BLACK);

            graph g;

            g.drawGraph();

            getch();

            closegraph();