def gcd(arg1, arg2):
    while arg2 > 0: arg1,arg2 = arg2, arg1%arg2
    return arg1
def contest1(arg1, arg2):
    result = arg1*arg2/gcd(arg1,arg2)
    return result

num1 = int(raw_input("Enter the first number:\n"))
num2 = int(raw_input("Enter the second number:\n"))

print "the lcm is ", contest1(num1, num2)