c++

#include <iostream>
#include <string.h>
int y,z,a;
using namespace std;

int main()
{
typedef struct
{   int kodemka;
    char kelas[3];
    float nilaiuts;
} data1;

typedef struct
{   int nomhs, banyakMKA;
    char nama[50];
    data1 mka[20];
}komplit;
komplit mhs[20];

//input data
cout<<"\n**********INPUT DATA**********\n";
cout << "Banyak mahasiswa = "; cin >> y;
for (z=0; z<y; z++)
{
cout << "\nMasukkan data mahasiswa ke " << z+1;
cout << "\n\nNomor mahasiswa   = "; cin>> mhs[z].nomhs; cin.ignore();
cout << "Nama mahasiswa = "; cin.getline(mhs[z].nama,50);
cout<<"Banyak MKA = "; cin>>mhs[z].banyakMKA;

 for (a=0; a<mhs[z].banyakMKA; a++)
  { cin.ignore();
  cout << "\n\tMKA ke- " << a+1<<endl;
  cout << "\tKode MKA = "; cin >> mhs[z].mka[a].kodemka; cin.ignore();
  cout << "\tKelas  = "; cin.getline(mhs[z].mka[a].kelas,3);
  cout << "\tNilai UTS = "; cin >> mhs[z].mka[a].nilaiuts;
  }
}
 //output data
 cout<<"\n**********OUTPUT DATA**********\n";
for (z=0; z<y; z++)
{ cout<< "Mahasiswa ke-" << z+1;
  cout<< "\nNomor mahasiswa = " << mhs[z].nomhs;
  cout<<  "\nNama mahasiswa = " << mhs[z].nama;
  cout<< endl<<endl;
  cout<<"\n=========================================================\n";
  cout<<"Kode MKA\t|\tKelas\t|\tNilai UTS\t|\n";
  cout<<"=========================================================\n";
   for (a=0; a<mhs[z].banyakMKA; a++)
   {
     cout <<"\t"<<mhs[z].mka[a].kodemka <<"\t\t" << mhs[z].mka[a].kelas <<"\t\t"<< mhs[z].mka[a].nilaiuts<<endl;
     cout<<endl;

    }
   cout<<"========================================================="<<endl<<endl;

}
}