C++ rata-rata bilangan

Kasus 4.3.
C++ rata-rata bilangan
#include
#include
main() {
int i, n, jumlah, x;
float rata;
cout << "Banyak data : "; cin >> n;
jumlah = 0;
for (i = 1; i<=n; i++) { cout << "Data ke- : " << i<<" "; cin >> x;
jumlah += x;
}
rata = (float) jumlah/n;
cout << "Rata-rata = " << rata;
getch();
return 0;
}