E-Sources Informatics

#include <cstdlib>
#include <iostream>
using namespace std;

class hitung_Gcd {
public :
     int gcd_iteratif(int c, int d);
     int gcd(int c, int d);       
private:
     int bil1, bil2;
     int hasil;      
};                     

int hitung_Gcd::gcd_iteratif(int c, int d)
{   int r;
    while (d > 0) {
    r = c % d;  
    c = d; 
    d = r;   
    }
    return (c);
}

int hitung_Gcd::gcd(int c, int d)
{   
    if (d==0) return(c);
    if (c<d) return(gcd(d,c));
    return(gcd(c-d, d));    
}

int main(int argc, char *argv[])
{
    hitung_Gcd X;
    int a = 20, b = 10;
    cout << "Gcd (iteratif) dari : " << X.gcd_iteratif(a,b) << endl;
    cout << "Gcd (rekursi) dari : " << X.gcd(a,b) << endl;
    system("PAUSE");
    return EXIT_SUCCESS;
}