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abgabe_ueb
@ -1,41 +0,0 @@
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def key_string(key, text):
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keystring = key
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while len(keystring) <= len(text):
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keystring += key
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return keystring[: len(text)]
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class VigenereCipher(object):
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def __init__(self, key, alphabet):
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self.alphabet = alphabet
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self.key = key
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self.keymap = []
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for i in range(len(alphabet)):
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self.keymap.append(alphabet)
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alphabet = alphabet[1:] + alphabet[0]
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def encode(self, text):
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keystring = key_string(self.key, text)
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encode_string = ""
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for index, i in enumerate(text):
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index_alpha = self.alphabet.find(i)
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if index_alpha == -1:
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encode_string += i
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else:
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index_key = self.alphabet.find(keystring[index])
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encode_string += self.keymap[index_key][index_alpha]
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return encode_string
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def decode(self, text):
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keystring = key_string(self.key, text)
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decode_string = ""
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for index, i in enumerate(text):
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if self.alphabet.find(i) == -1:
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decode_string += i
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else:
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index_key = self.alphabet.find(keystring[index])
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index_alpha = self.keymap[index_key].find(i)
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decode_string += self.alphabet[index_alpha]
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return decode_string
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@ -1,15 +0,0 @@
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class Menu:
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def __init__(self, menu):
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self.menu = menu
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self.selected = 0
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def to_the_right(self):
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self.selected = (self.selected + 1) % len(self.menu)
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def to_the_left(self):
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self.selected = (self.selected - 1) % len(self.menu)
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def display(self):
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display_array = self.menu[:]
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display_array[self.selected] = [display_array[self.selected]]
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return str(display_array)
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@ -1,13 +0,0 @@
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def likes(names):
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length = len(names)
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for i in range(4):
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names.append("")
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text = [
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"no one likes this",
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names[0] + " likes this",
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names[0] + " and " + names[1] + " like this",
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names[0] + ", " + names[1] + " and " + names[2] + " like this",
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names[0] + ", " + names[1] + " and " + str(length - 2) + " others like this",
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]
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return text[length - (length > 3) * (length - 4)]
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@ -1,7 +0,0 @@
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def ips_between(start, end):
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start_a = start.split(".")
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end_a = end.split(".")
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difference = 0
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for index, i in enumerate(start_a):
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difference += (int(end_a[index]) - int(i)) * 256 ** (3 - index)
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return difference
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