Program volume bola

#include <iostream.h>

#include <conio.h>

class volume_bola {

public:

void volume();

void hitung();

private:

float v,r;

};

void volume_bola::volume(){

cout<<"PROGRAM MENGHITUNG VOLUME bola"<<endl;

cout<<"nilai r : "; cin>>r;

}

void volume_bola::hitung(){

v=4/3*(3.14*r*r*r);

cout<<"Volume Bola = " << v;

cout<<endl;

}

int main(){

volume_bola x;

x.volume();

x.hitung();

getch();

return 0;

}