统计数字字符个数
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题目描述
输入一行字符，统计出其中数字字符的个数。
输入格式
一行字符串，总长度不超过 。
输出格式
输出为 行，输出字符串里面数字字符的个数。
Today is 2021-03-27
8
初一从0开始学C++（字符串）
- Status
- Done
- Problem
- 7
- Open Since
- 2024-3-18 0:00
- Deadline
- 2024-6-30 23:59
- Extension
- 24 hour(s)