class Lcm
{
	public static void main(String arg[])	
	{
	    long a,b,lcm;
             	    Scanner sc=new Scanner(System.in);
	    System.out.println("enter  number 1");
                   a=sc.nextLong();
	    System.out.println("enter  number 2");
                   b=sc.nextLong();
	    lcm=lcmCalculation(a,b);
	    System.out.println("LCM of "+a+" and "+b+" is ="+lcm);
	}
	static long lcmCalculation(long n1,long n2)
	{
	  long temp,i=2,res;
	  if(n1>n2)
		res=n1;
	  else
		res=n2;
	   temp=res;
	   while(res%n1!=0 || res%n2!=0)
		{
		res=temp*i;
		i++;
		}
	  return res;
 
 	 }
}
