ACM试题Problem K:Ones
Description
Given any integer 0 <= n <= 10000 not divisible by 2 or 5, some multiple of n is a number which in decimal notation is a sequence of 1 s. How many digits are in the smallest such a multiple of n?
标签:
Description
divisible
Problem
integer
上传时间:
2015-08-23
上传用户:zhenyushaw