Program Tukar 3 Bilangan Dalam C++

#include <iostream>
#include <cstdlib>
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
using namespace std;

int main(int argc, char** argv) {

cout<<"===========Progam Tukar 3 Nilai Bilangan==================="<<endl;
int a,b,c,d;
a=2;
b=3;
c=5;

d=a;
a=c;
c=b;
b=d;

cout<<" Nilai A : "<<a<<endl;
cout<<" Nilai B : "<<b<<endl;
cout<<" Nilai C : "<<c<<endl;

 return 0;
}

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