【例34.3】统计数字字符个数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	zhuyinuo	27ms	764 KiB	C++98	202 Bytes	2025-2-6 14:55:56
AC	nianyanimen	27ms	552 KiB	C++98	235 Bytes	2025-2-28 15:20:52
AC	lihaorui	28ms	764 KiB	C++98	202 Bytes	2025-2-7 8:20:20
AC	wangyonglin	28ms	540 KiB	C++98	206 Bytes	2025-1-22 14:32:45
AC	jihaoyuan	29ms	768 KiB	C++98	165 Bytes	2025-2-7 11:40:14