m0_63186022的博客

原创 计算大肠杆菌的数量

#导入math文件 import math #换算时间 min = 6 * 60 #计算分裂次数 num = min / 20 #计算大肠杆菌最终数量 quantity = 20000 * (2 ** num) #输出结果 print(quantity) #查看运行过程 dir(math) help(math.sqrt)

原创 新生研讨课作业 程序框图

原创 《I have a dream》统计字母出现次数

insulin = '''I am happy to join with you today in what will go down in history as the greatest demonstration for freedom in the history of our nation. Five score years ago, a great American, in whose symbolic shadow we stand today, signed the Emancipation