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  1. import re
  2. from random import shuffle
  3.  
  4. def main(eq):
  5.     terms = re.split(' \+ | = ', eq)
  6.     digits = list(range(1, 10))
  7.     for term in terms:
  8.         for num in term:
  9.             if num.isdigit():
  10.                 digits.remove(int(num))
  11.     solved = False
  12.     x = 0
  13.     while not solved:
  14.         temp_eq = str(eq)
  15.         temp_list = list(digits)
  16.         shuffle(temp_list)
  17.         while "x" in temp_eq:
  18.             n = str(temp_list.pop())
  19.             temp_eq = temp_eq.replace("x", n, 1)
  20.         temp_terms = re.split(' \+ | = ', temp_eq) 
  21.         if(int(temp_terms[0]) + int(temp_terms[1]) == int(temp_terms[2])):
  22.             print(eq)
  23.             print("Solved in " + str(x) + " tries")
  24.             print(temp_eq +"\n\n")
  25.             solved = True
  26.         x += 1
  27.  
  28. main("xxx + x81 = 9x4")  
  29. main("xxx + 5x1 = 86x")
  30. main("xxx + 39x = x75")
Success #stdin #stdout 0.02s 12760KB
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xxx + x81 = 9x4
Solved in 62 tries
673 + 281 = 954


xxx + 5x1 = 86x
Solved in 150 tries
293 + 571 = 864


xxx + 39x = x75
Solved in 61 tries
284 + 391 = 675
https://ideone.com/DdSRDB
language:
Python 3 (python  3.12)
created:
8 years ago
visibility:
public

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