can some one help me with my source code

christygity, on 31 December 2012 - 05:21 AM, said:

#include<iostream.h>
#include<conio.h>
#include<string.h>
#include<stdio.h>
#include<stdlib.h>
#include<ctype.h>
#include<process.h>
#include<fstream.h>
#include<graphics.h>
#include<iomanip.h>
#include<dos.h>

void cdisp();

class periodic
{ public:
         char name[50], sym[50];
         int atno, groupno, periodno;
         float atweight, density, melt, boil, elctrneg, fie, vdw, atr, cor;
         
void accept(
{;
     cout<<"Enter the details:-  ";
     cout<<"\nName:  ";
     gets(name);
     cout<<"Symbol:  ";
     cin>>sym;
     cout<<"Atomic no:  ";
     cin>>atno;
     cout<<"Group no:  ";
     cin>>groupno;
     cout<<"Period no:  ";
     cin>>periodno;
     cout<<"Atomic weight:  ";
     cin>>atweight;
     cout<<"Dnensity:  ";
     cin>>density;
     cout<<"Melting point:  ";
     cin>>melt;
     cout<<"Boiling point:  ";
     cin>>melt;
     cout<<"Electronegativity:  ";
     cin>>eletrneg;
     cout<<"First ionisation enthalpy:  ";
     cin>>fie;
     cout<<"Atomic radius:  ";
     cin>>atr;
     cout<<"Van der waal's radius:  ";
     cin>>vdw;
     cout<<"Covalent radius:  ";
     cin>>cor;
     }
     
void display()/*this function is used to display the elements of the periodic table*/
{
     gotoxy(40,51);cout<<name<<setw(6);
     gotoxy(40,52);cout<<sym<<setw(6);
     gotoxy(40,53);cout<<atno<<setw(6);
     gotoxy(40,54);cout<<groupno<<setw(6);
     gotoxy(40,55);cout<<periodno<<setw(6);
     gotoxy(40,56);cout<<atweight<<setw(6);
     gotoxy(40,57);cout<<density<<setw(6);
     gotoxy(40,58);cout<<melt<<setw(6);
     gotoxy(40,59);cout<<boil<<setw(6);
     gotoxy(40,60);cout<<electrneg<<setw(6);
     gotoxy(40,61);cout<<fie<<setw(6);
     gotoxy(40,62);cout<<atr<<setw(6);
     gotoxy(40,63);cout<<vdw<<setw(6);
     gotoxy(40,64);cout<<cor<<setw(6);
     cout<<endl;
     getch();
}

void grdisp();
};

void cdisp()
{
     clscr();
     int gd=DETECT,gm;
     initgraph(&gd,&gm,"c:/tc");
     setbkcolor(LIGHTBLUE);

     periodic z;
     gotoxy(40,65);cout<<"\t\tName"<<"\tSymbol"<<"Atomic no"<<"Group no"<<"Period no"<<endl;
     ififstream f2("project.dat",ios::binary);
     f2.read((char*&z,sizeof(z));
     while(!f2.eof())
     { if(z.atno%10==0)
     {getch();
     }
     }
     else
     {
         gotoxy(40,66); cout<<"\t\t"<<setw(8)<<z.name<<setw(8)<<z.periodno<<endl;
         }
         f2.read((char*)&z,sizeof(z));
         }
         f2.close();
         getch();
         closegraph();
         }
        
void search()/*this function is used to search the elements of periodic table*/
{
  int i, ch, sat, flag=0;
  char sname[50];
  periodic e;
  cout<<"Search Menu"<<endl;
  cout<<"\n1.Search by atomic no";
  cout<<"\n2.Search by name";
  cout<<"\nEnter choice:  ";
  cin>>ch;
  switch(ch)
  {
     case 1: cout<<"\nSearch by atomic number";
             cout<<"\nEnter atomic number to be searched:  ";
             cin>>sat;
             ifstream f2("project.dat",ios::binary);
             f2.read((char*)&e,sizeof(e));
             while(!f2.eof())
             {if(sat==e.atno)
             {flag=1;
             break;
              }
             f2.read((char*)&e,sizeof(e));
             }
             f2.close();
             if(flag==1)
             e.grdisp();
             else
             {cout<<"\nElement not found!!!";
             getch();}
             break;
             
     case 2: cout<<"\nSearch by name of the element';
             cout<<"\nEnter the name of the element to be searched:  ";
             cin>>sname;
             ifstream f3("project.dat",ios::binary);
             f3.read((char*)&e,sizeof(e));
             while(!f3.eof())
             {
             if(strcmp(sname,e.name)==0)
             {flag=1;
             break;}
             f3.read((char*)&e,sizeof(e));
             }
             f3.close();
             if(flag==1)
             e.grdisp();
             else
             {
                 cout<<"\nElement not found!!!";
                 getch();}
                 break;
                 
     default: cout<<"\nWrong choice";
     }
}
                        
void add()/*this function is used to add elements into the periodic table*/
{ 
     periodic f;
     int n=0;
     clrscr();
     cout<<"\nEnter the no of enteries";
     cin>>n;
     ofstream f1("project.dat",ios::binary|ios::app);
     for(int i=0;i<n;i++)
     {f.accept();
     f1.write((char*)&f,sizeof(f));
     }
     f1.close();
     }
     
void del()/*this function is used to delete the elements from the periodic table table*/
{
     clrscr();
     inti, ch1, dat, flag=0;
     char dname[50];
     periodic q;
     cout<<"\nDelete Menu";
     cout<<"\n1.Delete by atomic no";
     cout<<"\n2.Delete by name";
     cout<<"\nEnter Choice:  ";
     cin>>ch1;
     switch(ch1)
     {
      case1: cout<<"\nDelete by atomic number of element";
             cout<<"\nEnter atomic no of the element to be deleted:  ";
             cin>>dat;
             ifstream f6("project.dat",ios::binary);
             ofstream f7("temp.dat",ios::binary);
             f6.read((char*)&q,sizeof(q));
             while(!f6.eof())
             {
             if(dat==q.atno)
             {flag=1;
             break;
             }
             f6.read((char*)&q,sizeof(q));
             }
             if(flag==1)
             { f6.seekg(0,ios::beg);
             f6.read((char*)&q,sizeof(q));
             while(!f6.eof())
             {
             if(dat!=q.atno)
             {
             f7.write((char*)&q,sizeof(q));
             }
             f6.read((char*)&q,sizeof(q));
             }
             f6.close();
             f7.close();
             remove("project.dat");
             rename("temp.dat","project.dat");    
             cout<<"The element is deleted!!!";
             getch();
             }
             else
             {
                 cout<<"Element not found!!!!":
                 getch();
                 }
             break;
     case 2: cout<<"Delete by name of element";
             cout<<"\nEnter nameto be deleted:  ";
             gets(dname);
             ifstream f4("project.dat",ios::binary);
             ofstream f5("temp.dat",ios::binary);
             f4.read((char*)&q,sizeof(q));
             while(!f4.eof())
             {
             if (strcmp1(dname,q.name)==0)
             {
             flag=1;
             break;
             }
             f4.read((char*)&q,sizeof(q);
             }
             if(flag==1)
             { f4.seekg(0,ios::beg);
             f4.read((char*)&q,sizeof(q));
             while(if4.eof())
             {
             if(strmpi(dname,q.name)!=0)
             {
             f5.write((char*)&q,sizeof(q));
             }
             f4.read((char*)&q,sizeof(q);
             }
             f4.close();
             f5.close();
             remove("project.dat"0;
             rename("temp.dat","project.dat"};
             
             gotoxy(40,94);cout<<"Element is deleted!!!";
             getch();
             |
             else{
                  gotoxy(40,95);cout<<"Element not found!!!";
                  getch();}
                  break;
                  
     default: gotoxy(40,96);cout<<"\nwrong choice";
     }
}

void modify()/*this function is used to modify the elements in the periodic table*/
{
     periodic g;
     int mat,i,flag=0;
     cout<<"Modify by atomic no;";
     cout<<"\nEnter atomic no: to be modified:  ";
     cin>>mat;
     ifstream f8("project.dat",ios::binary);
     ofstream f9("temp.dat",ios::binary);
     f8.read((char*)&g,sizeof(g));
     while(!f8.eof())
     {
     if(mat==g.atno)
     {clrscr();
     g.accept();
     f9.write((char*)&g,sizeof(g));
     flag=1;
     }
     else
     f9.write((char*)&g,sizeof(g));
     f8.read((char*)&g,sizeof(g));
     }
     f8.close();
     f9.close();
     remove("project.dat");
     rename("temp.dat","project.dat");
     if(flag==1)
     {clrscr();
     gotoxy(40,100); cout<<"Element is modified!!!";}
     getch();
     }
     
     void periodic::grdisp()
     {int gd=DETECT, gm;
     intgraph(&gd,&gm,"c:\tc");
     settextstyle(1,0,2);
     setcolor(2);
     outtextxy(120,120,"SYMBOL:");
     outtextxy(120,136,"Atomic no:");
     outtextxy(120,152,"Group no:");
     outtextxy(120,168,"Period no:");
     outtextxy(120,184,"Atomic weight:");
     outtextxy(120,200,"Density:");
     outtextxy(120,216,"Melting Point:");
     outtextxy(120,232,"Boiling Point:");                
     outtextxy(120,248,"Electronegativity:");
     outtextxy(120,264,"First Enthalpy:");
     outtextxy(120,280,"Van der waals Radius:");
     outtextxy(120,296,"Atomic Radius:");
     outtextxy(120,312,"Covalent Radius:");
     setcolor(9);
     outtextxy(348,120,sym);
     settextstyle(5,0,8);
     outtextxy(150,o,name);
     gotoxy(45,10);
     cout<<atno;
     gotoxy(45,11);
     cout<<groupno;
     gotoxy(45,12);
     cout<<periodno;
     gotoxy(45,13);
     cout<<atweight;
     gotoxy(45,14);
     cout<<density;
     gotoxy(45,15);
     cout<<melt;
     gotoxy(45,16);
     cout<<boil;
     gotoxy(45,17);
     cout<<electrneg;
     gotoxy(45,18);
     cout<<fie;
     gotoxy(45,19);
     cout<<vdw;
     gotoxy(45,20);
     cout<<atr;
     gotoxy(45,21);
     cout<<cor;
     getch();
     closegraph();
}


void table()
{
        system("cls");
cout<<"  \n\n\t\t\t\t\t\t      THE PERIODIC TABLE\n\t\t\t\t\t\t      ------------------\n\n";         
cout<<"                                    *------------- G     R     O     U     P  -------------*\n\n";
cout<<"                1    2     3     4     5     6     7     8     9     10    11    12    13    14    15    16    17    18  \n";
cout<<"             |-----|                                                                                               |----|\n";     
cout<<"      1      |  1  |                                                                                               | 2  |\n";
cout<<"  *          |  H  |                                                                                               | He |\n";
cout<<"  |          |-----|-----|                                                           |-----|-----|-----|-----|-----|----|\n"; 
cout<<"  |   2      |  3  | 4   |                                                           | 5   | 6   | 7   | 8   | 9   | 10 |\n";                   
cout<<"  P          |  Li | Be  |                                                           | B   | C   | N   | O   | F   | Ne |\n";
cout<<"             |-----|-----|                                                           |-----|-----|-----|-----|-----|----|\n";                                                   
cout<<"  E   3      |  11 | 12  |                                                           | 13  | 14  | 15  | 16  | 17  | 18 |\n";   
cout<<"             |  Na | Mg  |                                                           | Al  | Si  | P   | S   | Cl  | Ar |\n";
cout<<"  R          |-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|----|\n"; 
cout<<"      4      |  19 | 20  | 21  | 22  | 23  | 24  | 25  | 26  | 27  | 28  | 29  | 30  | 31  | 32  | 33  | 34  | 35  | 36 |\n";
cout<<"  I          |  K  | Ca  | Sc  | Ti  | V   | Cr  | Mn  | Fe  | Co  | Ni  | Cu  | Zn  | Ga  | Ge  | As  | Se  | Br  | Kr |\n";
cout<<"             |-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|----|\n";  
cout<<"  O   5      |  37 | 38  | 39  | 40  | 41  | 42  | 43  | 44  | 45  | 46  | 47  | 48  | 49  | 50  | 51  | 52  | 53  | 54 |\n";    
cout<<"             |  Rb | Sr  | Y   | Zr  | Nb  | Mc  | Tc  | Ru  | Rh  | Pd  | Ag  | Cd  | In  | Sn  | Sb  | Te  | I   | Xe |\n";
cout<<"  D          |-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|----|\n";         
cout<<"  |   6      |  55 | 56  |  *  | 72  | 73  | 74  | 75  | 76  | 77  | 78  | 79  | 80  | 81  | 82  | 83  | 84  | 85  | 86 |\n";
cout<<"  |          |  Cs | Ba  |     | Hf  | Ta  | W   | Re  | Os  | Ir  | Pt  | Au  | Hg  | Tl  | Pb  | Bi  | Po  | At  | Rn |\n";
cout<<"  *          |-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|----|\n";  
cout<<"      7      |  87 | 88  | **  | 104 | 105 | 106 | 107 | 108 | 109 | 110 | 111 | 112 | 113 | 114 | 115 | 116 | 117 | 118|\n";
cout<<"             |  Fr | Ra  |     | Rf  | Db  | Sg  | Bh  | Hs  | Mt  | Ds  | Rg  | Cn  | Uut | Uuq | Uup | Uuh | Uus | Uuo|\n";
cout<<"             |-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|----|\n\n"; 
cout<<"                                     |-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|----|\n";          
cout<<"                      *Lanthanides   | 58  | 59  | 60  | 61  | 62  | 63  | 64  | 65  | 66  | 67  | 68  | 69  | 70  | 71 |\n";
cout<<"                                     | Ce  | Pr  | Nd  | Pm  | Sm  | Eu  | Gd  | Tb  | Dy  | Ho  | Er  | Tm  | Yb  | Lu |\n";
cout<<"                                     |-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|----|\n";            
cout<<"                      ** Actinides   | 90  | 91  | 92  | 93  | 94  | 95  | 96  | 97  | 98  | 99  | 100 | 101 | 102 | 103|\n";
cout<<"                                     | Th  | Pa  | U   | Np  | Pu  | Am  | Cm  | Bk  | Cf  | Es  | Fm  | Md  | No  | Lr |\n";
cout<<"                                     |-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|----|\n"; 
cout<<endl<<endl;     



 
}


void loading() /*this function is used to display the graphical representation of our table*/
{
     int f;
     clrscr();
     textcolor(10);
     gotoxy(30,2);
     cputs("PERIODIC TABLE");
     gotoxy(25,10);
     textcolor(38);
     cputs("<<<<<<LOADING THE PROGRAM FILES>>>>>>");
     for(int i=1;i<=30;i++)//loop begining
     {delay(150);
     gotoxy(30,20);
     f=i*3.34;
     if(f==100)
     {{textcolor(153);
     cputs("COMPLETED....");
     cout<<f<<"%";
     }
     else
     {textcolor(12);
     cputs("LOADING...")'
     cout<<f<<"%";
     gotoxy(24+i,18);
     textbackground(GREEN);
     //txtcolor(WHITE);
     cputs(" ");
     textbackground(BLACK);}
     textcolor(WHITE);
     }
     
     cout<<"\n\n\n\n\n\t\tTo Continue Press Enter....";
     getch();
     }
     
void password()/*this is used to give a password to our project*/
{
     int i,j;
     char uname[20], passw[20];
     static int k=0;
     do
     {clrscr();
     gotoxy(26,3);
     textcolor(132);
     cputs("*****::RESTRICTED ACCESS::*****");
     gotoxy(17,5);
     cout<<"Please enter the username and password  "<<endl;
     gotoxy(30,7);         
     cout<<"USER NAME:   ";
     gotoxy(30,8);
     gets(uname);
     gotoxy(30,11);
     cout<<"PASSWORD:  ";
     gotoxy(30,12);
     for(i=0;i<=20;i++)
     {passw[i]=getch();
     if(passw[i]==13)
     break;
     cout<<"*";
     }
     passw[i]=o;
     {if((strcmpi(uname,"joke-boyes")==0)&&(strcmp(passw,"chrisjusans")==0))
     {gotoxy(30,15);
     textcolor(146);
     cputs("ACCESS GRANTED");
     textcolor(WHITE);
     getch();
     break;
     }
     else
     {gotoxy(23,18);
     textcolor(148);
     cputs("WRONG USERNAME OR PASSWORD");
     textcolor(WHITE);
     getch();
     k++;
     }
     }
     }
     while(k<3);
     if(k==3)
     {gotoxy(12,20);
     textcolor(147);
     cputs("YOU HAVE EXCEEDED MAXIMUM NUMBER OF WRONG ENTERIES");
     textcolor(WHITE);
     getch();
     exit(0);
     }
     }

void loading1()
{
     int j;
     int gd=DETECT, gm;
     initgraph(&gd,&gm,"c:\tc");
     settextstyle(5,0,5);
     outtextxy(80,100,"..::PERIODIC");
     outtextxy(350,100,"TABLE::..");
     line(230,330,370,330);
     line(230,350,370,350);
     line(226,335,226,345);
     line(226,335,230,330);
     line(226,345,230,350);
     line(374,335,374,345);
     line(374,335,370,330);
     line(374,345,370,350);
     settextstyle(0,0,0);
     setcolor(19);
     outtextxy(273,365,"LOADING");
     outtextxy(255,375,"PLEASE");
     outtextxy(310,375,"WAIT");
     for(int m=0;m<4;m++)
     {int x= 232,y=336,x1=236,y1=344;
     int x2=232,y2=336,x3=236,y3=344;
     for(int i=0;i<26;i++)
     { if(i<23)
     {delay(100);
     setfillstyle(1,GREEN);
     bar(x,y,x1,y1);
     x=x1+2;
     x1=x1+6;
     }
     if(i>2)
     {
            setfillstyle(1,BLACK);
            bar(x2,y2,x3,y3);
            x2=x3+2;
            x3=x3+6;
            }
            }
            }
}

void main()
{
     int ch, ch1, st, st1, st2, st3, st4, st5, st6, st7;
     int ch2=0;
     clrscr();
     int gd=DETECT, gm;
     initgraph(&gd,&gm,"c:/tc");
     int i=0;
     while(!kbhit())
     { delay(100);
     setcolor(i);
     settextstyle(4,0,6);
     outtextxy(180,20,"WELCOME");
     outtextxy(270,80,"TO");
     outtextxy(70,140,"PERIODIC TABLE");
     
     settextstyle(3,0,3);
     setcolor(14);
     outtextxy(30,300,"PROGRAMERS:");
     outtextxy(30,320,"ANSHU GOPI");
     outtextxy(30,340,"CHRISTY SHIBU JOHN");
     outtextxy(30,362,"JESTIN MEPPURATHU JOHNSON");
     
     settextstyle(2,0,5);
     setcolor(2);
     outtextxy(300,420,"PLEASE PRESS ANY KEY TO CONTINUE");
     i++;
     }
     getch();
     closegraph();
     loading1();
     
     do 
     {clrscr();
     st:
     int gd=DETECT,gm;
     initgraph(&gd,&gm,"c:/tc");
     setbkcolor(LIGHTBLUE);
     gotoxy(25,3);
     cout<<".::Welcome to Periodic Table::.\n\n";
     gotoxy(30,5);
     delay(500);
     cout<<"1.Add Elements";
     gotoxy(30,7);
     delay(500);
     cout<<"2.Search for Elements";
     gotoxy(30,9);
     delay(500);
     cout<<"3.Display Elements";
     gotoxy(30,11);
     delay(500);
     cout<<"4.Modify an Element";
     gotoxy(30,13);
     delay(500);
     cout<<"5.Delete an Element";
     gotoxy(30,15);
     delay(500);
     cout<<"6.Display the Periodic Table";
     delay(30,17);
     cout<<"7.Exit";
     gotoxy(30,22);
     delay(500);
     cout<<"Enter your choice(1-7)";
     cin>>ch;
     closegraph();
     switch(ch)
     {
        case 1:     st1: 
                    clrscr();
                    initgraph(&gd,&gm,"c:/tc");
                    setbkcolor(LIGHTBLUE);
                    gotoxy(30,2);
                    cout<<"1.Add an element";
                    gotoxy(30,3);
                    cout<<"2.Return to main menu";
                    gotoxy(30,4);
                    cout<<"Enter choice:  ";
                    cin>>ch1;
                    switch(ch1)
                    {
                    case 1: add()
                            break;
                    case 2:goto st;
                    default: gotoxy(30,6);
                             cout<<"WRONG CHOICE";;
                             getch();
                             goto st1;
                             }
                    closegraph();
                    break;
        
        case 2:     st2:
                    clrscr();
                    initgraph(&gd,&gm,"c:/tc");
                    setbkcolor(LIGHTBLUE);
                    gotoxy(30,2);
                    cout<<"1.Search for an element";
                    gotoxy(30,3);
                    cout<<"2.Return to main menu";
                    gotoxy(30,4);
                    cout<<"Enter choice:  ";
                    cin>>ch1;
                    switch(ch1)
                    {
                    case 1: search()
                            break;
                    case 2:goto st;
                    default: gotoxy(30,6);
                             cout<<"WRONG CHOICE";;
                             getch();
                             goto st2;
                             }
                    closegraph();
                    break;
        
        case 3:     st3:
                    clrscr();
                    initgraph(&gd,&gm,"c:/tc");
                    setbkcolor(LIGHTBLUE);
                    gotoxy(30,2);
                    cout<<"1.Display all the elements";
                    gotoxy(30,3);
                    cout<<"2.Return to main menu";
                    gotoxy(30,4);
                    cout<<"Enter choice:  ";
                    cin>>ch1;
                    switch(ch1)
                    {
                    case 1: cdisp()
                            break;
                    case 2:goto st;
                    default: gotoxy(30,6);
                             cout<<"WRONG CHOICE";;
                             getch();
                             goto st3;
                             }
                    closegraph();
                    break;
                    
        case 4:     password();
                    loading();
                    st4:
                    clrscr();
                    initgraph(&gd,&gm,"c:/tc");
                    setbkcolor(LIGHTBLUE);
                    gotoxy(30,2);
                    cout<<"1.Modify an element";
                    gotoxy(30,3);
                    cout<<"2.Return to main menu";
                    gotoxy(30,4);
                    cout<<"Enter choice:  ";
                    cin>>ch1;
                    switch(ch1)
                    {
                    case 1: modify()
                            break;
                    case 2:goto st;
                    default: gotoxy(30,6);
                             cout<<"WRONG CHOICE";;
                             getch();
                             goto st4;
                             }
                    closegraph();
                    break;
                    
        case 5:     st5:
                    clrscr();
                    initgraph(&gd,&gm,"c:/tc");
                    setbkcolor(LIGHTBLUE);
                    gotoxy(30,2);
                    cout<<"1.Delete an element";
                    gotoxy(30,3);
                    cout<<"2.Return to main menu";
                    gotoxy(30,4);
                    cout<<"Enter choice:  ";
                    cin>>ch1;
                    switch(ch1)
                    {
                    case 1: del()
                            break;
                    case 2: goto st;
                    default: gotoxy(30,6);
                             cout<<"WRONG CHOICE";;
                             getch();
                             goto st5;
                             }
                    closegraph();
                    break;
                    
        
        case 6:     st6:
                    clrscr();
                    initgraph(&gd,&gm,"c:/tc");
                    setbkcolor(LIGHTBLUE);
                    gotoxy(30,2);
                    cout<<"1.Display the Periodic Table";
                    gotoxy(30,3);
                    cout<<"2.Return to main menu";
                    gotoxy(30,4);
                    cout<<"Enter choice:  ";
                    cin>>ch1;
                    switch(ch1)
                    {
                    case 1: table()
                            break;
                    case 2: goto st;
                    default: gotoxy(30,6);
                             cout<<"WRONG CHOICE";;
                             getch();
                             goto st6;
                             }
                    closegraph();
                    break;            
        
                    
        case 7:     st7:
                    clrscr();
                    initgraph(&gd,&gm,"c:/tc");
                    setbkcolor(LIGHTBLUE);
                    gotoxy(30,2);
                    cout<<"1.Exit the program";
                    gotoxy(30,3);
                    cout<<"2.Return to main menu";
                    gotoxy(30,4);
                    cout<<"Enter choice:  ";
                    cin>>ch1;
                    switch(ch1)
                    {
                    case 1: gotoxy(32,6);
                            cout<<"THANK YOU";
                            getch();
                            exit(0);
                            break;
                    case 2:goto st;
                    default: gotoxy(30,6);
                             cout<<"WRONG CHOICE";;
                             getch();
                             goto st7;
                             }
                    closegraph();
                    break;
        
        default:   goto st;
        }
                    
     clrscr()
     initgraph(&gd,&gm,"c:/tc");
     setbkcolor(LIGHTBLUE);
     setcolor(14);
     for(int i=5; i>=0; i--)
     {gotoxy(30,12);
     cout<<"Returning to Main Menu ";
     delay(1000);
     ch2=i;
     gotoxy(36,13);
     cout<<ch2<<"seconds";
     }
     closegraph();
     }
     while (ch2==0);
     getch();
     }