program nilai C++

#include<stdio.h>
#include<conio.h>
#include<iostream.h>

struct
{
char nama [20];
char npm [90];
int tugas;
int kuis;
int mid;
int uas;
}mhs;

void main()
{
int i,hasil,nilai_huruf;
ulang:
int n;
cout<<"|============================================|\n";
cout<<"|              NILAI MAHASISWA (MIFTAHUL ILMI)                  | "<<endl;
cout<<"|============================================|\n";
cout<<"    "<<endl;

cout<<endl;
cout<<" Masukan Nama Depan           = ";cin>>mhs.nama,12;
cout<<" Masukan NIM                  = ";cin>>mhs.npm;
cout<<endl<<endl;
cout<<" Masukan nilai tugas    = ";cin>>mhs.tugas;
cout<<" Masukan nilai kuis     = ";cin>>mhs.kuis;
cout<<" Masukan nilai mid      = ";cin>>mhs.mid;
cout<<" Masukan nilai uas      = ";cin>>mhs.uas;
cout<<endl<<endl;

hasil= (mhs.tugas*10/100+ mhs.kuis*20/100+mhs.mid*30/100+mhs.uas*40/100)/10;

cout<<endl;
cout<<"|===============================|\n";
cout<<"|      Data Hasil Inputan       |"<<endl;
cout<<"|===============================|\n";
cout<<" Nama                 = "<<mhs.nama<<endl;
cout<<" NIM                  = "<<mhs.npm<<endl;
cout<<" nilai Tugas          = "<<mhs.tugas<<endl;
cout<<" nilai UTS            = "<<mhs.mid<<endl;
cout<<" nilai UAS            = "<<mhs.uas<<endl<<endl;

cout<<"Rata-rata Nilai Anda per 10 = "<<hasil<<endl<<endl;

switch (hasil)
{
case 10 :
cout<<"    ANDA MENDAPAT GRADIATE : A\n";
cout<<"    SELAMAT ANDA LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 9 :
cout<<"    ANDA MENDAPAT GRADIATE : A\n";
cout<<"    SELAMAT ANDA LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 8 :
cout<<"    ANDA MENDAPAT GRADIATE : B\n";
cout<<"    SELAMAT ANDA LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 7 :
cout<<"    ANDA MENDAPAT GRADIATE : B\n";
cout<<"    SELAMAT ANDA LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;

case 6 :
cout<<"   ANDA MENDAPAT GRADIATE : D\n";
cout<<"   MAAF ANDA TIDAK LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 5 :
cout<<"   ANDA MENDAPAT GRADIATE : E\n";
cout<<"   MAAF ANDA TIDAK LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 4 :
cout<<"    ANDA MENDAPAT GRADIATE : E\n";
cout<<"   MAAF ANDA TIDAK LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 3 :
cout<<"    ANDA MENDAPAT GRADIATE : E\n";
cout<<"   MAAF ANDA TIDAK LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 2 :
cout<<"    ANDA MENDAPAT GRADIATE : E\n";
cout<<"   MAAF ANDA TIDAK LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 1 :
cout<<"    ANDA MENDAPAT GRADIATE : E\n";
cout<<"   MAAF ANDA TIDAK LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
case 0 :
cout<<"    ANDA MENDAPAT GRADIATE : E\n";
cout<<"   MAAF ANDA TIDAK LULUS\n";
cout<<"|===========================|";break;
cout<<endl<<endl;
}
getch();
}