09 2021 档案

用Python统计字符串中各字符的个数
摘要：#方式一：def count_str(s): adict = {} for x in str: if x not in adict: adict[x] = 1 else: adict[x] += 1 return adict #方式二：# def count_str02(s):# adict = { 阅读全文

posted @ 2021-09-16 14:41 tracker001 阅读(1859) 评论(0) 推荐(0)