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
lines = []
count = 0
for line in sys.stdin:
lines.append(line)
A_or_a = lines[1][0]
for i in lines[0]:
# print(i)
if i == A_or_a :
count += 1
elif i == A_or_a.lower():
count += 1
elif i == A_or_a.upper():
count += 1
print(count)
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