"""Chapter 18 Practice Questions
Answers Chapter 18 Practice Questions via Python code.
"""
[docs]def main():
# 1. Which cipher is the Vigenère cipher similar to, except that the Vigenere
# cipher uses multiple keys instead of just one key?
# Hint: Check page 248
from pythontutorials.books.CrackingCodes.Ch18.vigenereCipher import decryptMessage
message = "Tuw Rmxeawni Ticzav zs faimcae lk xye Psawrr pallvr." # Encrypted with ANSWER
#print(decryptMessage(blank, blank)) # Fill in the blanks
# 2. How many possible keys are there for a Vigenère key with a key length
# of 10?
# Hint: Check page 250
#
# a. Hundreds
# b. Thousands
# c. Millions
# d. More than a trillion
from math import pow # Don't do this - imports should be at the top of the file
solution = pow(26, 10)
answer = "Undefined"
if solution <= 999:
answer = "a. Hundreds"
elif 999 < solution <= 9999:
answer = "b. Thousands"
elif 999999 < solution <= 999999999:
answer = "c. Millions"
elif solution > 1000000000:
answer = "d. More than a trillion"
else:
print("404: Answer not found (;_;)")
#print("%s: %s" % (answer, solution))
# 3. What kind of cipher is the Vigenère cipher?
# Hint: Check page 248
message = "Mft Zbetrxpt Gbnwik gh e imactjeltztxba hyuqimmsimhl rmiftv." # Encrypted with TYPE
#print(decryptMessage(blank, blank)) # Fill in the blanks
# If PracticeQuestions.py is run (instead of imported as a module), call
# the main() function:
if __name__ == '__main__':
main()