title: Minimum Rotations Unlock Circular Lock
signature: function minimum_rotations_unlock_circular_lock(input, unlock_code)
test_code: using Printf
  
  # SOLUTION CODE
  # ============================================
  PLACEHOLDER_CODE_BODY
  
  # TESTING CODE 
  # ============================================
  function validate_solution(actual, expected)
      return actual == expected
  end
  
  function driver(input, unlock_code, expected)
      try
  
          if validate_solution(PLACEHOLDER_FN_NAME(input, unlock_code), expected)
              return "PASSED";
          end
          return "FAILED";
      catch exception_obj
          return string(Base.typename(typeof(exception_obj)).wrapper);
      end
  end
  
  function main()
      
      result = driver(71, 46, 8);
      @printf("TEST-0...%s\n",result);
      
      result = driver(90, 65, 8);
      @printf("TEST-1...%s\n",result);
      
      result = driver(28, 84, 8);
      @printf("TEST-2...%s\n",result);
      
      result = driver(41, 23, 4);
      @printf("TEST-3...%s\n",result);
      
      result = driver(32, 58, 6);
      @printf("TEST-4...%s\n",result);
      
      result = driver(39, 82, 8);
      @printf("TEST-5...%s\n",result);
      
      result = driver(33, 58, 7);
      @printf("TEST-6...%s\n",result);
      
      result = driver(89, 32, 8);
      @printf("TEST-7...%s\n",result);
      
      result = driver(50, 51, 1);
      @printf("TEST-8...%s\n",result);
      
      result = driver(92, 77, 7);
      @printf("TEST-9...%s\n",result);
      
  end
  
  main()
source_py: def minimum_rotations_unlock_circular_lock(input, unlock_code):
      rotation = 0
      while ((input > 0) or (unlock_code > 0)):
          input_digit = (input % 10)
          code_digit = (unlock_code % 10)
          rotation += min(abs((input_digit - code_digit)), (10 - abs((input_digit - code_digit))))
          input = int((input / 10))
          unlock_code = int((unlock_code / 10))
      return rotation
source_cpp: int minimum_rotations_unlock_circular_lock(int input, int unlock_code) {
    int rotation = 0;
    int input_digit, code_digit;
    while ( input || unlock_code ) {
      input_digit = input % 10;
      code_digit = unlock_code % 10;
      rotation += min ( abs ( input_digit - code_digit ), 10 - abs ( input_digit - code_digit ) );
      input /= 10;
      unlock_code /= 10;
    }
    return rotation;
  }