题解 | #字符个数统计#
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
import sys
str=set(input())
count=0
for c in str:
if 0<=ord(c)<=127:
count+=1
print(count)
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
import sys
str=set(input())
count=0
for c in str:
if 0<=ord(c)<=127:
count+=1
print(count)
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