Method Overloading

#include<stdio.h>
#include<iostream>
#include<conio.h>
using namespace std;
void volume(int);
void volume (int ,int,int);
int main()
{
    int radius,length,breadth,height;
    cout<<"Enter The Radius Of Sphere :";
    cin>>radius;
    volume(radius);
    cout<<"\nEnter The Length , Breadth And Height Of Cuboid :"<<endl;
    cin>>length>>breadth>>height;
    volume(length,breadth,height);
    getch();
    return 0;
}
void volume(int r)
{
    // float volume=4/3*3.14*(r*r*r);
    float volume=(4*3.14*(r*r*r))/3;
    cout<<"Volume Of Sphere Is :"<<volume;
}
void volume(int l,int b,int h)
{
    int volume=l*b*h;
    cout<<"Volume OF Cuboid Is :"<<volume;
}