More comments for saintcon

Author: ctfhacker

Diff for: saintcon-pre-4/README.md

@@ -79,3 +79,74 @@ SOLVED BY: NOBODY YET
 ```
 
 I don't think I was the first, but it was a great challenge nonetheless! Thanks to @saintcon for the pre-challenge and looking forward to more puzzles in the future.
+
+## Final solution
+```python
+
+from collections import deque
+
+ciphertext = 'AEBRVHWWMQHURVWFFIKVYFUCDG'
+cipher = '''
+R C X G O R U Q P T U V X L Z N Q S P V P I T M K E
+X K N W G P D H X N G X P O B Q W O O O A P H Y Q Q
+A W K R W Z T Y Y G Y J H F E D L T Z A R G Z A T F
+Q Y V J R J G J E I N D D G Q J H A L C Q Z X K G D
+I P J C F L C Z S M T Y B K W V D E R I S B S L M B
+H X C B L W R C J V Q W C X O B T X C E X W R H W P
+O V H D U T X R T E F O V C M L G U Q J B E O Z C S
+V M E V Y X L U Q O H F E I U T E M Y L F L W D R C
+L E W Z N B F G B Q I B Y Q H F K R T F Y Y Q U P X
+Y S I N E S Y T A A X E K D C W C N M B G J A P S V
+T L F F D I M W D K W A O B N A V F X Y M D K I J R
+F T G X J C I K Z B M T Q U J C B L W N C X L G D L
+U N B T Z F N B O Z B R J T D S F Q V R I A G O L J
+W D M K V H W A R X C P L M L Z J C S S J U U N B U
+N G Q Q C V S L U Y J C N V K P O I U D L O J S Y N
+M B Y U Q A E N G C V N U E V U R B B Z W N E W A M
+C A S E A M H V V S P Q G Z I R S J I M T K B R O Z
+J O R P X G B D K L S U F H Y M I H G T Z C M E N K
+D F P H K K J E F R A L Z A R K N P E Q D F D C E W
+K H U S M N O X H H Z I W R P H Z V F P E Q Y X I H
+Z U T Y B D P P C P E Z I W F Y X W H H U V V J U G
+P R D L S U V I L U R S S N T G Y Y D U H R N Q X Y
+B I O I P O Q S N D D G R S G E M D A W K S C B F O
+S J L M H Q K M W J L H T Y S O P G K X N T I F H A
+G Z A O I Y Z F I W K M M P A I A K N K V M F T V I
+E Q Z A T E A O M F O K A J X X U Z J G O H P V Z T
+'''
+
+# Convert grid to 26 individual tumblers
+cipher = zip(*[x.split() for x in cipher.splitlines()[1:]])
+
+tumblers = []
+final = []
+psk = [5,24,4,20,23,2,11,22,19,15,10,18,16,1,14,3,25,9,6,12,26,7,13,17,21,8]
+
+# Create cryptex
+for index in psk:
+    tumblers.append(cipher[index-1])
+
+# Rotate tumblers to read ciphertext
+for index,tumbler in enumerate(tumblers):
+    tumbler = deque(tumbler)
+    while tumbler[0] != ciphertext[index]:
+        tumbler.rotate(1)
+
+    final.append(list(tumbler))
+
+# Flip 2D array to read everyline
+"""
+a b
+c d
+ |
+ v
+a c
+b d
+"""
+final = zip(*final)
+
+# Print all
+for f in final:
+    print ''.join(f)
+```
+