摘要：fr = open('letter.txt',mode='r',encoding='utf-8') plaincode = fr.read() print('明文:' + plaincode) print('密文:',end='') for c in plaincode: print(chr(ord(c)+3),end='') fr = open('letter.txt'... 阅读全文

摘要：id = '440105199805230066' area = id[0:6] birthday = id[6:14] sex = id[-2] print(area,birthday,sex) if(int(sex) % 2 == 0): print('girl') else: print('boy') print(ord('+')) print(chr(9800)) ... 阅读全文

摘要：stuNum = '201709090049' print('年级是：'+stuNum[0:4]) print('专业编号是：'+stuNum[4:9]) print('序号是：'+stuNum[-3:]) IDNo= '440301199808130621' print('省市是：'+IDNo[0 阅读全文

摘要：import turtle turtle.bgcolor('red') turtle.pencolor('yellow') turtle.fillcolor('yellow') turtle.begin_fill() for i in range(5): turtle.forward(200) turtle.right(144) turtle.end_fill() turtl... 阅读全文

摘要：import turtle turtle.penup() turtle.left(90) turtle.fd(200) turtle.pendown() turtle.right(90) turtle.fillcolor('red') turtle.begin_fill() turtle.circle(10,180) turtle.circle(25,110) turtle.left(50) t... 阅读全文