[AtCoder] You are given an integer N. Among the integers between 1 and N (inclusive), how many Shichi-Go-San numbers (literally "Seven-Five-Three numbers") are there? - 题解

暂无题解

题目信息
题号 P14883
标题 [AtCoder] You are given an integer N. Among the integers between 1 and N (inclusive), how many Shichi-Go-San numbers (literally "Seven-Five-Three numbers") are there?
难度 普及-
返回题目