Python题解 | #字符个数统计#
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
st1 = input()
st2 = ''
for i in st1:
if i not in st2 and 0 <= ord(i) <= 127:
st2 += i
print(len(st2))
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
st1 = input()
st2 = ''
for i in st1:
if i not in st2 and 0 <= ord(i) <= 127:
st2 += i
print(len(st2))
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