题解 | #字符个数统计#
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
a = input()
L = [char for char in a]
L2 = []
for i in L:
if i not in L2:
L2.append(i)
print(len(L2))
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只要刷不死,就往死里刷-
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
a = input()
L = [char for char in a]
L2 = []
for i in L:
if i not in L2:
L2.append(i)
print(len(L2))
只要刷不死,就往死里刷-
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