While Bersarang

contoh :

#include <stdio.h>

#include <conio.h>

#include <iostream.h>

main ()

{

            int i,n;

            float nilai,jumlah,rata;

            char lagi;

            lagi ='y';

            while (lagi=='y')

            {

                        cout<<"Masukkan Banyak Data=";

                        cin>>n;

                        i=1;

                        jumlah=0;

                        while (i<=n)

                        {

                                    cout<<"Masukkan Nilai Ke-"<<i<<"=";

                                    cin>>nilai;

                                    jumlah = jumlah + nilai;

                                    i=i+1;

                        }

                        rata=jumlah/n;

                        cout<<"Banyak Data="<<n<<endl;

                        cout<<"Total Nilai="<<jumlah<<endl;

                        cout<<"Rata-rata Nilai="<<rata<<endl;

                        cout<<endl;

                        cout<<"Mau Coba Lagi [y/t]=";

                        cin>>lagi;

            }

            getch();

}