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  1. #!/usr/bin/python3
  2.  
  3. import hashlib
  4. import sys
  5.  
  6. FLAG = "Braindead{"
  7.  
  8. def printAllKLength(set, k):
  9.  
  10.     n = len(set)
  11.     printAllKLengthRec(set, "", n, k)
  12.  
  13. # The main recursive method
  14. # to print all possible
  15. # strings of length k
  16. def printAllKLengthRec(set, prefix, n, k):
  17.  
  18.     # Base case: k is 0,
  19.     # print prefix
  20.     if (k == 0) :
  21.         learn = flip(prefix,n)
  22.         #print(learn)
  23.         if(learn == "85c44317bd031ad8ba13e622d38198a1"):
  24.             print("THE ANSWER IS " + prefix)
  25.             return
  26.         return
  27.  
  28.     # One by one add all characters
  29.     # from set and recursively
  30.     # call for k equals to k-1
  31.     for i in range(n):
  32.  
  33.         # Next character of input added
  34.         newPrefix = prefix + set[i]
  35.  
  36.         # k is decreased, because
  37.         # we have added a new character
  38.         printAllKLengthRec(set, newPrefix, n, k - 1)
  39.  
  40. def flip(data, n):
  41.   data = FLAG + data + "}"
  42.   buflen = len(data)
  43.   while n > buflen:
  44.     n -= buflen
  45.   buf = ["$"] * buflen
  46.   for i in range(buflen):
  47.     try:
  48.       buf[i] = data[i - n]
  49.     except:
  50.       pass
  51.   return hashlib.md5("".join(buf).encode("utf-8")).hexdigest()
  52.  
  53.  
  54.  
  55. if __name__ == "__main__":
  56.   #print("welcome to fliphash!")
  57.   #print("e.g. flip(\"hello-world!\", 5) =", flip("hello-world!", 5))
  58.   try:
  59.     value = 0
  60.     set = ['a'] * 88
  61.     for x in range(36,124):
  62.         set[x-36] = chr(x) 
  63.     k = 15
  64.     print(set)
  65.     printAllKLength(set, k)
  66.   except:
  67.     pass
  68.  
Success #stdin #stdout 0.03s 11152KB
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how much do you want to flip? (please enter a digit)
https://ideone.com/6MWD6X
language:
Python 3 (python  3.9.5)
created:
1 year ago
visibility:
public

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