

'''simple docstring'''
import bza
import gzip
import lzma
import os
import shutil
import struct
import tarfile
import warnings
import zipfile
from abc import ABC, abstractmethod
from pathlib import Path
from typing import Dict, List, Optional, Type, Union

from .. import config
from .filelock import FileLock
from .logging import get_logger


lowerCamelCase			:				Union[str, Any] 			=					get_logger(__name__)







class 							A__   :





  def __init__(		self				:     Any							, _a				:     Optional[str] = None			)     ->   List[Any]:





       '''simple docstring'''






       _SCREAMING_SNAKE_CASE							   =(
           os.path.join(_a							, config.EXTRACTED_DATASETS_DIR			) if cache_dir else config.EXTRACTED_DATASETS_PATH
       )
       _SCREAMING_SNAKE_CASE							   =Extractor





  def 						A  (		self				:     List[Any]							, _a				:     str			)     ->   str:





       '''simple docstring'''






       from .file_utils import hash_url_to_filename

       # Path where we extract compressed archives
       # We extract in the cache dir, and get the extracted path name by hashing the original path"
       _SCREAMING_SNAKE_CASE							   =os.path.abspath(_a			)
       return os.path.join(self.extract_dir							, hash_url_to_filename(_a			)			)





  def 						A  (		self				:     str							, _a				:     str							, _a				:     bool			)     ->   bool:





       '''simple docstring'''






       return force_extract or (
           not os.path.isfile(_a			) and not (os.path.isdir(_a			) and os.listdir(_a			))
       )





  def 						A  (		self				:     List[str]							, _a				:     str							, _a				:     bool = False			)     ->   str:





       '''simple docstring'''






       _SCREAMING_SNAKE_CASE							   =self.extractor.infer_extractor_format(_a			)
       if not extractor_format:
            return input_path
       _SCREAMING_SNAKE_CASE							   =self._get_output_path(_a			)
       if self._do_extract(_a							, _a			):
            self.extractor.extract(_a							, _a							, _a			)
       return output_path







class 							A__   (	A__  ):





  @classmethod
  @abstractmethod
  def 						A  (		cls				:     Any							, _a				:     Union[Path, str]							, **_a				:     Tuple			)     ->   bool:





       '''simple docstring'''






       ...





  @staticmethod
  @abstractmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       ...







class 							A__   (	A__					,       A__  ):
  A__					=    []





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     int			)     ->   Dict:





       '''simple docstring'''






       with open(_a							, 'rb'			) as f:
            return f.read(_a			)





  @classmethod
  def 						A  (		cls				:     Any							, _a				:     Union[Path, str]							, _a				:     bytes = b""			)     ->   bool:





       '''simple docstring'''






       if not magic_number:
            _SCREAMING_SNAKE_CASE							   =max(len(_a			) for cls_magic_number in cls.magic_numbers			)
            try:
                 _SCREAMING_SNAKE_CASE							   =cls.read_magic_number(_a							, _a			)
            except OSError:
                 return False
       return any(magic_number.startswith(_a			) for cls_magic_number in cls.magic_numbers			)







class 							A__   (	A__  ):





  @classmethod
  def 						A  (		cls				:     Optional[Any]							, _a				:     Union[Path, str]							, **_a				:     int			)     ->   bool:





       '''simple docstring'''






       return tarfile.is_tarfile(_a			)





  @staticmethod
  def 						A  (		_a				:     str							, _a				:     int			)     ->   Any:





       '''simple docstring'''






       def resolved(_a				:     str			) -> str:
            return os.path.realpath(os.path.abspath(_a			)			)

       def badpath(_a				:     str							, _a				:     str			) -> bool:
            # joinpath will ignore base if path is absolute
            return not resolved(os.path.join(_a							, _a			)			).startswith(_a			)

       def badlink(_a				:     Tuple							, _a				:     str			) -> bool:
            # Links are interpreted relative to the directory containing the link
            _SCREAMING_SNAKE_CASE							   =resolved(os.path.join(_a							, os.path.dirname(info.name			)			)			)
            return badpath(info.linkname							, base=_a			)

       _SCREAMING_SNAKE_CASE							   =resolved(_a			)

       for finfo in members:
            if badpath(finfo.name							, _a			):
                 logger.error(f"Extraction of {finfo.name} is blocked (illegal path)"			)
            elif finfo.issym() and badlink(_a							, _a			):
                 logger.error(f"Extraction of {finfo.name} is blocked: Symlink to {finfo.linkname}"			)
            elif finfo.islnk() and badlink(_a							, _a			):
                 logger.error(f"Extraction of {finfo.name} is blocked: Hard link to {finfo.linkname}"			)
            else:
                 yield finfo





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       os.makedirs(_a							, exist_ok=_a			)
       _SCREAMING_SNAKE_CASE							   =tarfile.open(_a			)
       tar_file.extractall(_a							, members=TarExtractor.safemembers(_a							, _a			)			)
       tar_file.close()







class 							A__   (	A__  ):
  A__					=    [b'\x1F\x8B']





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       with gzip.open(_a							, 'rb'			) as gzip_file:
            with open(_a							, 'wb'			) as extracted_file:
                 shutil.copyfileobj(_a							, _a			)







class 							A__   (	A__  ):
  A__					=    [
      b'PK\x03\x04',
      b'PK\x05\x06',  # empty archive
      b'PK\x07\x08',  # spanned archive
  ]





  @classmethod
  def 						A  (		cls				:     str							, _a				:     Union[Path, str]							, _a				:     bytes = b""			)     ->   bool:





       '''simple docstring'''






       if super().is_extractable(_a							, magic_number=_a			):
            return True
       try:
            # Alternative version of zipfile.is_zipfile that has less false positives, but misses executable zip archives.
            # From: https://github.com/python/cpython/pull/5053
            from zipfile import (
                _CD_SIGNATURE,
                _ECD_DISK_NUMBER,
                _ECD_DISK_START,
                _ECD_ENTRIES_TOTAL,
                _ECD_OFFSET,
                _ECD_SIZE,
                _EndRecData,
                sizeCentralDir,
                stringCentralDir,
                structCentralDir,
            )

            with open(_a							, 'rb'			) as fp:
                 _SCREAMING_SNAKE_CASE							   =_EndRecData(_a			)
                 if endrec:
                      if endrec[_ECD_ENTRIES_TOTAL] == 0 and endrec[_ECD_SIZE] == 0 and endrec[_ECD_OFFSET] == 0:
                           return True  # Empty zipfiles are still zipfiles
                      elif endrec[_ECD_DISK_NUMBER] == endrec[_ECD_DISK_START]:
                           fp.seek(endrec[_ECD_OFFSET]			)  # Central directory is on the same disk
                           if fp.tell() == endrec[_ECD_OFFSET] and endrec[_ECD_SIZE] >= sizeCentralDir:
                                _SCREAMING_SNAKE_CASE							   =fp.read(_a			)  # CD is where we expect it to be
                                if len(_a			) == sizeCentralDir:
                                     _SCREAMING_SNAKE_CASE							   =struct.unpack(_a							, _a			)  # CD is the right size
                                     if centdir[_CD_SIGNATURE] == stringCentralDir:
                                          return True  # First central directory entry  has correct magic number
            return False
       except Exception:  # catch all errors in case future python versions change the zipfile internals
            return False





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       os.makedirs(_a							, exist_ok=_a			)
       with zipfile.ZipFile(_a							, 'r'			) as zip_file:
            zip_file.extractall(_a			)
            zip_file.close()







class 							A__   (	A__  ):
  A__					=    [b'\xFD\x37\x7A\x58\x5A\x00']





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       with lzma.open(_a			) as compressed_file:
            with open(_a							, 'wb'			) as extracted_file:
                 shutil.copyfileobj(_a							, _a			)







class 							A__   (	A__  ):
  A__					=    [b'Rar!\x1a\x07\x00', b'Rar!\x1a\x07\x01\x00']  # RAR_ID  # RAR5_ID





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       if not config.RARFILE_AVAILABLE:
            raise ImportError('Please pip install rarfile'			)
       import rarfile

       os.makedirs(_a							, exist_ok=_a			)
       _SCREAMING_SNAKE_CASE							   =rarfile.RarFile(_a			)
       rf.extractall(_a			)
       rf.close()







class 							A__   (	A__  ):
  A__					=    [b'\x28\xb5\x2F\xFD']





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       if not config.ZSTANDARD_AVAILABLE:
            raise ImportError('Please pip install zstandard'			)
       import zstandard as zstd

       _SCREAMING_SNAKE_CASE							   =zstd.ZstdDecompressor()
       with open(_a							, 'rb'			) as ifh, open(_a							, 'wb'			) as ofh:
            dctx.copy_stream(_a							, _a			)







class 							A__   (	A__  ):
  A__					=    [b'\x42\x5A\x68']





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       with bza.open(_a							, 'rb'			) as compressed_file:
            with open(_a							, 'wb'			) as extracted_file:
                 shutil.copyfileobj(_a							, _a			)







class 							A__   (	A__  ):
  A__					=    [b'\x37\x7A\xBC\xAF\x27\x1C']





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       if not config.PY7ZR_AVAILABLE:
            raise ImportError('Please pip install py7zr'			)
       import pyazr

       os.makedirs(_a							, exist_ok=_a			)
       with pyazr.SevenZipFile(_a							, 'r'			) as archive:
            archive.extractall(_a			)







class 							A__   (	A__  ):
  A__					=    [b'\x04\x22\x4D\x18']





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     Union[Path, str]			)     ->   None:





       '''simple docstring'''






       if not config.LZ4_AVAILABLE:
            raise ImportError('Please pip install lz4'			)
       import lza.frame

       with lza.frame.open(_a							, 'rb'			) as compressed_file:
            with open(_a							, 'wb'			) as extracted_file:
                 shutil.copyfileobj(_a							, _a			)







class 							A__   :
  #  Put zip file to the last, b/c it is possible wrongly detected as zip (I guess it means: as tar or gzip)
  A__					=    {
      'tar': TarExtractor,
      'gzip': GzipExtractor,
      'zip': ZipExtractor,
      'xz': XzExtractor,
      'rar': RarExtractor,
      'zstd': ZstdExtractor,
      'bz2': BzipaExtractor,
      '7z': SevenZipExtractor,  # <Added version="2.4.0"/>
      'lz4': LzaExtractor,  # <Added version="2.4.0"/>
  }





  @classmethod
  def 						A  (		cls				:     List[Any]			)     ->   Dict:





       '''simple docstring'''






       return max(
           len(_a			)
           for extractor in cls.extractors.values()
           if issubclass(_a							, _a			)
           for extractor_magic_number in extractor.magic_numbers			)





  @staticmethod
  def 						A  (		_a				:     Union[Path, str]							, _a				:     int			)     ->   Any:





       '''simple docstring'''






       try:
            return MagicNumberBaseExtractor.read_magic_number(_a							, magic_number_length=_a			)
       except OSError:
            return b""





  @classmethod
  def 						A  (		cls				:     List[Any]							, _a				:     Union[Path, str]							, _a				:     bool = False			)     ->   bool:





       '''simple docstring'''






       warnings.warn(
           'Method \'is_extractable\' was deprecated in version 2.4.0 and will be removed in 3.0.0. '
           'Use \'infer_extractor_format\' instead.'							, category=_a							, )
       _SCREAMING_SNAKE_CASE							   =cls.infer_extractor_format(_a			)
       if extractor_format:
            return True if not return_extractor else (True, cls.extractors[extractor_format])
       return False if not return_extractor else (False, None)





  @classmethod
  def 						A  (		cls				:     Tuple							, _a				:     Union[Path, str]			)     ->   str:  # <Added version="2.4.0"/>





       '''simple docstring'''






       _SCREAMING_SNAKE_CASE							   =cls._get_magic_number_max_length()
       _SCREAMING_SNAKE_CASE							   =cls._read_magic_number(_a							, _a			)
       for extractor_format, extractor in cls.extractors.items():
            if extractor.is_extractable(_a							, magic_number=_a			):
                 return extractor_format





  @classmethod
  def 						A  (		cls				:     int							, _a				:     Union[Path, str]							, _a				:     Union[Path, str]							, _a				:     Optional[str] = None							, _a				:     Optional[BaseExtractor] = "deprecated"							, )     ->   None:





       '''simple docstring'''






       os.makedirs(os.path.dirname(_a			)							, exist_ok=_a			)
       # Prevent parallel extractions
       _SCREAMING_SNAKE_CASE							   =str(Path(_a			).with_suffix('.lock'			)			)
       with FileLock(_a			):
            shutil.rmtree(_a							, ignore_errors=_a			)
            if extractor_format or extractor != "deprecated":
                 if extractor != "deprecated" or not isinstance(_a							, _a			):  # passed as positional arg
                      warnings.warn(
                          'Parameter \'extractor\' was deprecated in version 2.4.0 and will be removed in 3.0.0. '
                          'Use \'extractor_format\' instead.'							, category=_a							, )
                      _SCREAMING_SNAKE_CASE							   =extractor if extractor != 'deprecated' else extractor_format
                 else:
                      _SCREAMING_SNAKE_CASE							   =cls.extractors[extractor_format]
                 return extractor.extract(_a							, _a			)
            else:
                 warnings.warn(
                     'Parameter \'extractor_format\' was made required in version 2.4.0 and not passing it will raise an '
                     'exception in 3.0.0.'							, category=_a							, )
                 for extractor in cls.extractors.values():
                      if extractor.is_extractable(_a			):
                           return extractor.extract(_a							, _a			)



'''simple docstring'''
import os


def 	_lowerCAmelCase (						)				->      List[str]:
     """simple docstring"""




     _SCREAMING_SNAKE_CASE							   =os.path.dirname(os.path.realpath(_UpperCamelCase    )    )
     _SCREAMING_SNAKE_CASE							   =os.path.join(_UpperCamelCase							,			'triangle.txt'    )

     with open(_UpperCamelCase    ) as f:
          _SCREAMING_SNAKE_CASE							   =f.readlines()

     _SCREAMING_SNAKE_CASE							   =[]
     for line in triangle:
          _SCREAMING_SNAKE_CASE							   =[]
          for number in line.strip().split(' '    ):
               numbers_from_line.append(int(_UpperCamelCase    )    )
          a.append(_UpperCamelCase    )

     for i in range(1							,			len(_UpperCamelCase    )    ):
          for j in range(len(a[i]    )    ):
               _SCREAMING_SNAKE_CASE							   =a[i - 1][j] if j != len(a[i - 1]    ) else 0
               _SCREAMING_SNAKE_CASE							   =a[i - 1][j - 1] if j > 0 else 0
               a[i][j] += max(_UpperCamelCase							,			_UpperCamelCase    )
     return max(a[-1]    )


if __name__ == "__main__":
     print(solution())
