






'''simple docstring'''





from __future__ import annotations

def      _lowerCamelCase	(						__A    :							Optional[int] )      ->					Any:






    for i in range(1		,		len(matrix[0] ) ):
        matrix[0][i] += matrix[0][i - 1]

    # preprocessing the first column
    for i in range(1		,		len(__SCREAMING_SNAKE_CASE ) ):
        matrix[i][0] += matrix[i - 1][0]

    # updating the path cost for current position
    for i in range(1		,		len(__SCREAMING_SNAKE_CASE ) ):
        for j in range(1		,		len(matrix[0] ) ):
            matrix[i][j] += min(matrix[i - 1][j]		,		matrix[i][j - 1] )

    return matrix[-1][-1]


if __name__ == "__main__":
  import doctest

  doctest.testmod()












def      _lowerCamelCase	(						__A    :							int )      ->					bool:
    if not isinstance(__A		,		__A ):
        _UpperCAmelCase				:      Tuple			  =				f'''Input value of [number={number}] must be an integer'''
        raise TypeError(__A )
    if number < 0:
        return False
    _UpperCAmelCase				:      List[str]			  =				number * number
    while number > 0:
        if number % 10 != number_square % 10:
            return False
        number //= 10
        number_square //= 10
    return True


if __name__ == "__main__":
  import doctest

  doctest.testmod()




