题解 | 计算某字符出现次数
计算某字符出现次数
https://www.nowcoder.com/practice/a35ce98431874e3a820dbe4b2d0508b1
import re
line=input()
c=input()
num=0
for k in line:
if ord(c)<0x40:
if k==c:
num+=1
elif k==c.upper() or k==c.lower():
num+=1
print(num)
