题目:
For any positive integer x, the 2-height of x is defined to be the greatest nonnegative integer n such that $${2}^{n}$$ is a factor of x. If k and m are positive integers, is the 2-height of k greater than the 2-height of m ?
(1) $$k>{m}$$
(2)$$frac{K}{M}$$ is an even integer.
选项:
答案:
B