C++ :

#include<iostream>
using namespace std;
int main()
{
	int a,b,r,c;
	cin>>a>>b;
	r=a%b;int d=a*b;
	while (r!=0)
	{	a=b;
		b=r;
		r=a%b;}
	c=d/b;
		cout<<c<<endl;
	}