题解 | #字符个数统计#
字符个数统计
http://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
inStr = input() strs = []#已出现的字符串 numStr = 0 for i in range(len(inStr)): ch = inStr[i] if ord(ch)>=0 and ord(ch)<=127 and ch not in strs: numStr +=1 strs.append(ch) print(numStr)
