题解 | #计算某字母出现次数#
计算某字母出现次数
http://www.nowcoder.com/practice/a35ce98431874e3a820dbe4b2d0508b1
s=input()
target=input()
num=0
for i in s:
if i==target or str.upper(i)==target or i==str.upper(target):
num+=1
print(num) 
2021-09-20 12:43 National University of Singapore 芯片研发
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