Page 387 - C++

t2 = atoi(t1);
sno = t2 ;
if (strlen(t1) == 0)
return ;
if (sno < 1 || sno > 12)
{
valid = 0 ;
gotoxy(3,23) ;
cout<<" " ;
gotoxy(3,23) ;
cout<<"\7ENTER CORRECTLY" ;
getch();
}
} while ( ! valid) ;
clrscr() ;
int row=7, found=0,flag=0;
char ch ;
gotoxy(3,3) ;
cout<<"Flight no. " <<ticket.FLIGHTNO(sno) ;
gotoxy(32,3) ;
cout <<"LIST OF PASSANGER" ;
textcolor(BLACK) ; textbackground(WHITE);
gotoxy (2,5 ) ;
printf(" TICKET NO. NAME CLASS"
" " ) ;
textcolor(WHITE) ; textbackground(BLACK);
fstream file ;
file.open("PASS.DAT", ios :: in|ios::binary) ;
file.seekg(0,ios::beg) ;
while (file.read((char *) this, sizeof(PASSANGER)))
{
if (sno == slno)
{
flag = 0 ;
found = 1 ;
gotoxy(5,row) ;
cout<<ticketno ;
gotoxy(17,row) ;
cout <<name ;
gotoxy(49,row) ;
if (Class == 'X')
cout <<"Executive" ;
else
cout<< "Economic" ;
if ( row == 21 )
{
flag = 1 ;
row = 7 ;
gotoxy(5,23);
cout <<"Press any key to continue or Press "
"<ESC> to exit" ;
ch = getch() ;
if (ch == 27)
break ;
clrscr() ;
gotoxy(32,3) ;
cout<<"LIST OF PASSANGER" ;
textcolor(BLACK) ; textbackground(WHITE) ;
gotoxy(2,5) ;
cprintf(" TICKET NO. NAME "
" FLIGHT NO. CLASS "
" ") ;
textcolor(WHITE) ; textbackground(BLACK) ;
}