题解 | #字符个数统计#
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
import sys def is_keep(x): return 0 <= ord(x) <= 127 input_str = input() output_list = list(filter(is_keep, list(set(input_str)))) print(len(output_list))
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
import sys def is_keep(x): return 0 <= ord(x) <= 127 input_str = input() output_list = list(filter(is_keep, list(set(input_str)))) print(len(output_list))
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