Do while

#include <iostream>
#include <stdlib.h>

using namespace std;

int main()
{
	cout << "==============================================" << endl;
	cout << "Latihan Membuat aplikasi Storan Tanpa Database" << endl;
	cout << "==============================================" << endl;

	int angka1;
	int x = 1000;
	char kar='y';
do{
	cout << "---------------"<<endl;
	cout << "1.Input Storan"<<endl;
	cout << "2.Tarik Storan"<<endl;
	cout << "3.Lihat Saldo"<< endl;
	cout << "---------------"<<endl;
	cin >> angka1;

switch (angka1)
{
 case 1:
	   int g;
	   cout << "Masukan Nilai Yg Ingin Anda Storkan:"; cin >> g;
	   cout << "Storan Berhasil Tersimpan, Ingin Melihat Saldo Anda?<y/n>"<<endl;
	   x = x+g;
	   ea = getchar();
	   {    cout << "-----------------------"<<endl;
			cout << "Jumlah Saldo Anda:" << x <<endl;
			cout << "-----------------------"<<endl;
	   }
       break;

 case 2:
	   int f;
	   cout << "Masukan Nilai Yg Ingin Anda Tarik:"; cin >> f;
	   cout << "Penarikan Sukses, Ingin Melihat Saldo Anda? <y/n>:"<<endl;
	   ea = getchar();
	   x = x - f;

	   {    cout << "-----------------------"<<endl;
			cout << "Jumlah Saldo Anda:" << x <<endl;
			cout << "-----------------------"<<endl;
	   }
       break;

 case 3:
	   cout <<"Saldo Storan Anda:" << x << endl;
       break;

 default:
	   cout << "Maaf Input Tidak Ada";
	   break;

}
	}while(kar=='y');

return 0;

}