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
strs = input().upper() # 输入的字符串
hash_table = {}
for item in strs:
if not hash_table.get(item):
hash_table.setdefault(item, 1)
else:
hash_table[item] += 1
c = input().upper() # 接受第二行输入的字符
print(hash_table.get(c, 0))
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