resultmanagementprogram.txt

this is a program for illustrating resturant billing management

					getch();

					break;

				case 2:    for(i=74;i>60;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.phymark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.phymark;
							k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);
										if(flag==0)
					{

						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);

					}
					getch();
					break;

				case 3:   for(i=60;i>33;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.phymark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.phymark;
							k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);
					if(flag==0)
					{
						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);
					}
					 getch();
					break;
				case 4:    for( i=33;i>0;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.phymark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.phymark;
							 k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);
					if(flag==0)
					{
						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);
					}
					getch();
					break;
				default:clrscr();
					gotoxy(25,25);
					cout<<"Invalid Option.";
					getch();
					goto back3;
			}

			menu();


			/*chemistry*/
		case 4: back4:
			gotoxy(15,2);
			cout<<"1. Students with Grade 'A'";
			gotoxy(15,3);
			cout<<"2. Students with Grade 'B'";
			gotoxy(15,4);
			cout<<"3. Students with Grade 'C'";
			gotoxy(15,5);
			cout<<"4. Students with Grade 'E' ";
			gotoxy(15,7);
			cout<<"Enter your Option: ";
			cin>>c;
			clrscr();
			gotoxy(14,1);
			cout<<"Roll no.";
			gotoxy(25,1);
			cout<<"Name";
			gotoxy(37,1);
			cout<<"Class";
			gotoxy(45,1);
			cout<<"Section";
			gotoxy(60,1);
			cout<<"Marks";
			switch(c)
			{
				case 1: for(i=100;i>74;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.chemark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.chemark;
							k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					gotoxy(80,50);

					}
					if(flag==0)
					{
						gotoxy(20,22);						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);

					}

					getch();

					break;

				case 2:    for(i=74;i>60;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.chemark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.chemark;
							k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);
										if(flag==0)
					{

						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);

					}
					getch();
					break;

				case 3:   for(i=60;i>33;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.chemark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.chemark;
							k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);
					if(flag==0)
					{
						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);
					}
					 getch();
					break;
				case 4:    for( i=33;i>0;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.chemark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.chemark;
							 k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);
					if(flag==0)
					{
						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);
					}
					getch();
					break;
				default:clrscr();
					gotoxy(25,25);
					cout<<"Invalid Option.";
					getch();
					goto back4;
			}

			menu();

			/*computer*/

		case 5: back5:
			gotoxy(15,2);
			cout<<"1. Students with Grade 'A'";
			gotoxy(15,3);
			cout<<"2. Students with Grade 'B'";
			gotoxy(15,4);
			cout<<"3. Students with Grade 'C'";
			gotoxy(15,5);
			cout<<"4. Students with Grade 'E' ";
			gotoxy(15,7);
			cout<<"Enter your Option: ";
			cin>>c;
			clrscr();
			gotoxy(14,1);
			cout<<"Roll no.";
			gotoxy(25,1);
			cout<<"Name";
			gotoxy(37,1);
			cout<<"Class";
			gotoxy(45,1);
			cout<<"Section";
			gotoxy(60,1);
			cout<<"Marks";
			switch(c)
			{
				case 1: for(i=100;i>74;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.commark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.commark;
							k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					gotoxy(80,50);

					}
					if(flag==0)
					{
						gotoxy(20,22);						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);

					}

					getch();

					break;

				case 2:    for(i=74;i>60;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.commark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.commark;
							k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);

					if(flag==0)
					{

						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);

					}
					getch();
					break;

				case 3:   for(i=60;i>33;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.commark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.commark;
							k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);
					if(flag==0)
					{
						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);
					}
					 getch();
					break;
				case 4:    for( i=33;i>0;i--)
					{

					result.open("result.dat",ios::in|ios::binary);
					result.read((char*)&stdres,sizeof(stdres));
					while(result)
					{
					if(stdres.commark==i)
						{
							flag=1;
							gotoxy (17,k);
							cout<<stdres.rollno;
							gotoxy(25,k);
							cout<<stdres.name;
							gotoxy(39,k);
							cout<<stdres.clas;
							gotoxy(47,k);
							cout<<stdres.s;
							gotoxy(62,k++);
							cout<<stdres.commark;
							 k++;

						}
					result.read((char*)&stdres,sizeof(stdres));

					}
					result.close();
					}
					gotoxy(80,50);
					if(flag==0)
					{
						gotoxy(20,22);
						cout<<"NO RECORD FOUND.";
						gotoxy(80,50);
					}
					getch();
					break;
				default:clrscr();
					gotoxy(25,25);
					cout<<"Invalid Option.";
					getch();
					goto back5;
			}

			menu();


		default: clrscr();
			 cout<<"INVALID OPTION";
			 getch();
			 menu();

	 }





    gotoxy(80,50);


}

void delet()


  {            // FUNCTION TO DELETE A RESULT ENTRY //
	clrscr();
	student stud;
	int r,s,flag=0;
	char t,z;
	cout<<"Enter the class: ";
	cin>>s;
	cout<<"Enter the section: ";
	cin>>t;
	cout<<"Enter the roll no.";
	cin>>r;
	fstream result,tfile;

	result.open("result.dat",ios::in|ios::binary);
	tfile.open("tfile.dat",ios::out|ios::binary);
	result.read((char*)&stdres,sizeof(stdres));
	while(result)
	{
		if(stdres.clas==s&&stdres.s==t&&stdres.rollno==r)
		{
			clrscr();
			flag=1;
			gotoxy(20,20);
			cout<<"RECORD FOUND AND DELETED.";
			getch();
		}
		else
		tfile.write((char*)&stdres,sizeof(stdres));
		result.read((char*)&stdres,sizeof(stdres));
	}
	result.close();
	tfile.close();

	if(flag==0)
	{
		clrscr();
		gotoxy(25,22);
		cout<<"RECORD NOT FOUND.";
		getch();
		exit(0);
	}


	result.open("result.dat",ios::out|ios::binary);
	tfile.open("tfile.dat",ios::in|ios::binary);
	tfile.read((char*)&stdres,sizeof(stdres));
	while(tfile)
	{
		result.write((char*)&stdres,sizeof(stdres));
		tfile.read((char*)&stdres,sizeof(stdres));
	}
	result.close();
	tfile.close();

       /*DISPLAYING THE RECORDS AFTER DELETION*/

       clrscr();
       cout<<"New File after Deletion of Record";
       getch();




		result.open("result.dat",ios::in|ios::binary);
		result.read((char*)&stdres,sizeof(stdres));


       while(result)
    {
	clrscr();
	int max1=100,max2=70;
	char ch;
	cout<<"CLASS:";
	gotoxy (16,1);
	cout<<"SECTION:";
	gotoxy(31,1);
	cout<<"ROLL NO:";
	gotoxy(47,1);
	cout<<"STUDENT'S NAME:";
	gotoxy(1,5);
	cout<<"FATHER NAME:";
	gotoxy(45,5);
	cout<<"CLASS TEACHER:";
	gotoxy(1,9);
	cout<<"S.NO.";
	gotoxy(15,9);
	cout<<"SUBJECT";
	gotoxy(30,9);
	cout<<"MARKS";
	gotoxy(40,9);
	cout<<"MAXIMUM MARKS";
	gotoxy(70,9);
	cout<<"GRADE";
	gotoxy(3,11);
	cout<<"1";
	gotoxy(15,11);
	cout<<"ENGLISH";
	gotoxy(3,13);
	cout<<"2";
	gotoxy(15,13);
	cout<<"MATHS";
	gotoxy(3,15);
	cout<<"3";
	gotoxy(15,15);
	cout<<"PHYSICS";
	gotoxy(3,17);
	cout<<"4";
	gotoxy(15,17);
	cout<<"CHEMISTRY";
	gotoxy(3,19);
	cout<<"5";
	gotoxy(15,19);
	cout<<"COMPUTER";
	gotoxy(3,25);
	cout<<"6";
	gotoxy(15,25);
	cout<<"TOTAL";
	gotoxy(3,27);
	cout<<"7";
	gotoxy(15,27);
	cout<<"PERCENTAGE";
			gotoxy(8,1);
			cout<<stdres.clas; /*printing student information*/
			gotoxy(25,1);
			cout<<stdres.s;
			gotoxy(40,1);
			cout<<stdres.rollno;
			gotoxy(63,1);
			puts(stdres.name);
			fflush(stdout);
			gotoxy(14,5);
			puts(stdres.fatername);
			fflush(stdout);
			gotoxy(60,5);
			puts(stdres.teachname);

			gotoxy(47,11);              /*marks table*/
			cout<<"100";
			gotoxy(32,11);
			cout<<stdres.engmark;
			gotoxy(72,11);
			cout<<stud.grade(stdres.engmark,max1);

			gotoxy(47,13);
			cout<<"100";
			gotoxy(32,13);
			cout<<stdres.matmark;
			gotoxy(72,13);
			cout<<stud.grade(stdres.matmark,max1);

			gotoxy(47,15);
			cout<<" 70";
			gotoxy(32,15);
			cout<<stdres.phymark;
			gotoxy(72,15);
			cout<<stud.grade(stdres.phymark,max2);

			gotoxy(47,17);
			cout<<" 70";
			gotoxy(32,17);
			cout<<stdres.chemark;
			gotoxy(72,17);
			cout<<stud.grade(stdres.chemark,max2);

			gotoxy(47,19);
			cout<<" 70";
			gotoxy(32,19);
			cout<<stdres.commark;
			gotoxy(72,19);
			cout<<stud.grade(stdres.commark,max2);


	gotoxy(47,25);
	cout<<"410";
	gotoxy(31,25);

cout<< stud.total(stdres.engmark, stdres.matmark, stdres.phymark, stdres.chemark,stdres.commark);

stdres.total = stud.total(stdres.engmark,stdres.matmark, stdres.phymark, stdres.chemark, stdres.commark);

	gotoxy(32,27);
	stdres.percentage=stud.percent(stdres.total);
	cout<<stdres.percentage;
	gotoxy(80,50);
	result.read((char*)&stdres,sizeof(stdres));
	getch();

   }

	result.close();
	menu();

 }