密钥密码
'''
如密钥短语密码为: university -> universty
明文: abcdefghijklmnopqrstuvwxyz
密文：jklmopqwxzuniverstyabcdfgh
'''
构造映射字典
# 构造映射 asc ---> crypt
def dic(x):
list_x =[]
list_z = []
for i in x:
list_x.append(ord(i))
for i in ran
密钥密码
'''
如密钥短语密码为: university -> universty
明文: abcdefghijklmnopqrstuvwxyz
密文：jklmopqwxzuniverstyabcdfgh
'''
构造映射字典
# 构造映射 asc ---> crypt
def dic(x):
list_x =[]
list_z = []
for i in x:
list_x.append(ord(i))
for i in range(97,123):
