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 sys
str1=input().lower()
str2=input().lower()
num = 0
for i in range(len(str1)):
if str1[i] == str2:
num+=1
pass
print(num)
简单点就这样，用字典记录次数也可以
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