fr = open(
'88.txt',mode=
'r', encoding=
'utf-8')
planincode =
fr.read()
print(
'明文：' +
planincode)
print(
'密文：',end=
'')
for c
in planincode:
print(chr(ord(c)+3),end=
'')
fr = open(
'88.txt',mode=
'r',encoding=
'utf-8')
plaincode =
fr.read()
fr.close()
fw = open(
'c_88.txt',mode=
'a', encoding=
'utf-8')
for c
in plaincode:
fw.write(chr(ord(c)-3
))
fw.close()
import turtle
colors=[
'yellow',
'red',
'black',
'blue',
'purple',
'orange']
turtle.speed(10
)
for i
in range(100
):
turtle.pencolor(colors[i%6
])
turtle.forward(i)
turtle.left(59
)
turtle.done()
转载于:https://www.cnblogs.com/yaoyaoyuan/p/9113282.html
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