题解 | #字符个数统计#
字符个数统计
http://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
num=input()
l=[]
n=len(num)
for i in range(n):
if 0 <= ord(num[i]) <= 127:
l.append(num[i])
else:
continue
b=set(l)
print(len(b))
字符个数统计
http://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
num=input()
l=[]
n=len(num)
for i in range(n):
if 0 <= ord(num[i]) <= 127:
l.append(num[i])
else:
continue
b=set(l)
print(len(b))
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