小杨买书【GESP一级-2024.3】
You cannot submit for this problem because the contest is ended. You can click "Open in Problem Set" to view this problem in normal mode.
题目描述
输入格式
输出格式
样例
样例输入
100
样例输出
7
9
数据范围与提示
You cannot submit for this problem because the contest is ended. You can click "Open in Problem Set" to view this problem in normal mode.
100
7
9
