摘要：name1 = 'Michael' name2 = 'Bob' classmates = ['Michael','Bob','Tracy',12] classmates.append('Rose') classmates.insert(1,'Jack') classmates.pop() classmates.pop(4) classmates[0] = 'Rose' print(len(cl... 阅读全文

摘要：fr = open('plainText.txt',mode='r',encoding='utf-8') plainText = fr.read() print('明文：'+plainText) print('密文：',end='') fw = open('cipherText.txt',mode='a',encoding='utf-8') for c in plainText : ... 阅读全文

摘要：plainText = input('message:') for d in plainText: print(chr(ord(d)+4),end='') message:tonight xsrmklx Process finished with exit code 0 阅读全文

摘要：stuNum='44010505103547' print('省市区编号是：'+stuNum[0:6]) print('生日是：'+stuNum[6:10]) print('性别是：'+stuNum[12]) 省市区编号是：440105 生日是：0510 性别是：4 Process finished with exit code 0 阅读全文

摘要：stuNum='201709080044' print('年级是：'+stuNum[0:4]) print('专业编号是：'+stuNum[4:9]) print('序号是：'+stuNum[10:12]) 年级是：2017 专业编号是：09080 序号是：44 Process finished with exit code 0 阅读全文

摘要：import turtle turtle.setup(500,300,0,0) turtle.bgcolor('red') turtle.color('yellow') turtle.fillcolor('yellow') def mygoto(x,y): turtle.pemup() turtle 阅读全文

摘要：import turtle turtle.bgcolor('red') turtle.color("yellow") turtle.fillcolor("yellow") turtle.begin_fill() for i in range(5): turtle.forward(100) turtl 阅读全文