python实现换位加密算法

def translationCipher(msg,key): result = [""]*key for i in range(key):#把每一列元素按照顺序相加组成新的字符序列 pointer = i while i<len(msg): result[pointer]+=msg[i] i+=key return ''.join(result) def main(): print translationCipher("hello,world",4)#以4个字母为一行进行换位加密 if __name__=="__main__": main()