题解 | 统计字符
统计字符
https://www.nowcoder.com/practice/539054b4c33b4776bc350155f7abd8f5
import re strs=input() a=len(re.findall(r'[a-zA-Z]',strs)) b=len(re.findall(r' ',strs)) c=len(re.findall(r'[0-9]',strs)) d=len(strs)-a-b-c print(a) print(b) print(c) print(d)