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