李的博客

问题描述 Find a minimal interger K which is merely comprised of N and can be divided by M. For example,11 is the minimal number that and be divided by 11, and it is comprised of two '1’s, and 111111 can ...

问题描述 A weird clock marked from 0 to 59 has only a minute hand. It won’t move until a special coin is thrown into its box. There are different kinds of coins as your options. However once you make yo...