What is the remainder when is divided by ?
When werotate an integer, we take the last digit (right most) and move it to the front of the number. For example, if we rotate , we will get .
What is the smallest (positive) integer , such that when is rotated, we obtain ?
Find the remainder when 是除以98。
Find the smallest positive integer such that is a multiple of 200.
If and are positive integers greater than 2, what is the value of