GCD, LCM.cc

#include<iostream>

using namespace std;

int gcd(int a, int b)
{
	if (b == 0) return a;
	else
		return gcd(b, a%b);
}

int lcm(int a, int b)
{
	int tmp = gcd(a, b);
	return a*b / tmp;
}

int main()
{
	int a, b;
	int temp;
	cin >> a >> b;
	cout << "최대공약수 : " << gcd(a, b) << endl;
	cout << "최소공배수 : " << lcm(a, b) << endl;
	return 0;
}