Page 434 - C++
P. 434

yh=(r-20)*sin(k);
                       setcolor(6);
                       line(300,200,xh+300,yh+200);
                       delay(200.5);

                       if(kbhit())
                       {
                              restorecrtmode();
                              return;
                       }

                       for(int pks=1;pks<=4;pks++)
                       {
                              l=200*cos(ii);
                              m=200*sin(ii);
                              setcolor(4);
                              line(300,290,300+l,190+m);
                              setcolor(14);
                              setfillstyle(SOLID_FILL,14);
                              circle(l+300,m+190,15);
                              floodfill(l+300,m+190,14);
                              ii-=0.105;
                              delay(200.5);

                              setcolor(0);
                              setfillstyle(SOLID_FILL,0);
                              circle(l+300,m+190,15);
                              floodfill(l+300,m+190,0);
                              line(300,290,300+l,190+m);
                       }
                       setcolor(0);
                       line(300,200,x+300,y+200);
                       line(300,200,xm+300,ym+200);
                       line(300,200,xh+300,yh+200);
                       }
                    }
                }
                /***********************************************************/
                void Cal()                                //calculator
                {
                       clrscr();
                       cal_display();
                       in();
                       clrscr();
                }

                void main()                               //starting of program
                {
                       clrscr();
                       int gd=DETECT,gm;
                       initgraph(&gd,&gm,"C:\\turboc3\\bgi");
                       int m;
                       char r,rep;
                       front();
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