Praktikum 4 Struktur Data

#include <cstdlib>
#include <iostream>
#define maks 5
using namespace std;

class Array1D{
      friend ostream& operator << (ostream&, const Array1D&);
      friend istream& operator >>(istream&,Array1D&);
      public:
             Array1D();
             void cetak();
             void geser_kiri();
             void geser_kanan();
      private :
              char A[maks];
              };
              Array1D::Array1D()
              {
              for (int i=0;i<maks;i++)
              A[i]= '0';
              }
      void Array1D::cetak()
      {
           for (int i=0;i<maks; i++)
           cout <<A[i]<<" ";
           }
           ostream& operator<< (ostream& out, const Array1D& x)
           {
                    for (int i=0; i<maks;i++)
                    cout <<x.A[i]<<" ";
                    cout << endl ;
                    return out;
                    }
           istream& operator>>(istream&in, Array1D& x)
                     { int posisi;
                    cout <<" Mengisi array pada posisi ke : ";
                    in >>posisi;
                    if (posisi > 0 && posisi <= maks) {
                               cout << " Masukkan element array-nya : ";
                               in >> x.A[posisi-1];
                               }
                    else
                    cout<< " Anda memasukkan posisi di luar range..." ;
                    return in;
                    }
                    void Array1D::geser_kanan()
                    {
                         int n= maks ;
                         int temp = A[n-1];
                         for (int i=n-1; i>=0;i--)
                         A[i+1]=A[i];
                         A[0]=temp;
                         }
                    void Array1D::geser_kiri()
                    {
                         int n= maks ;
                         int temp = A[0];
                         for (int i=0; i<n;i++)
                         A[i]=A[i+1];
                         A[n-1]=temp;
                         }     
main (){
     Array1D x;
     cout <<" Array masih kosong : "<< x;
     cin >> x;
     cout << "isi Array saat ini :" << x;
     x.geser_kiri();
     cout <<" Isi array setelah digeser ke kiri : "<< x;
     x.geser_kanan();
     cout << "isi Array setelah digeser ke kanan :"<< x;
     system("PAUSE");
    return EXIT_SUCCESS;
     }