



'''simple docstring'''






def    lowerCamelCase__ (		_A       ):
  a		:      List[str]       =  current_set.copy()
  for row_index, row in enumerate(_A       ):
    a		:      Any       =  row[0]
    for column_index, column in enumerate(_A       ):
      if magnitude == 0:
        a		:      Optional[int]       =  column
        continue
      a		:      Optional[Any]       =  column / magnitude
    # Subtract to cancel term
  a		:      List[str]       =  current_set[0]
  a		:      int       =  [first_row]
  a		:      List[str]       =  current_set[1::]
  for row in current_set:
    a		:      List[Any]       =  []
    # If first term is 0, it is already in form we want, so we preserve it
    if row[0] == 0:
      final_set.append(_A       )
      continue
    for column_index in range(len(_A       )       ):
      temp_row.append(first_row[column_index] - row[column_index]       )
    final_set.append(_A       )
  # Create next recursion iteration set
  if len(final_set[0]       ) != 3:
    a		:      List[str]       =  final_set[0]
    a		:      Any       =  []
    a		:      int       =  []
    for row in final_set[1::]:
      current_first_column.append(row[0]       )
      next_iteration.append(row[1::]       )
    a		:      List[str]       =  simplify(_A       )
    for i in range(len(_A       )       ):
      resultant[i].insert(0				,    current_first_column[i]       )
    resultant.insert(0				,    _A       )
    a		:      List[str]       =  resultant
  return final_set
def    lowerCamelCase__ (		_A       ):
  if len(_A       ) == 0:
    raise IndexError('solve_simultaneous() requires n lists of length n+1'       )
  a		:      Any       =  len(_A       ) + 1
  if any(len(_A       ) != _length for item in equations       ):
    raise IndexError('solve_simultaneous() requires n lists of length n+1'       )
  for row in equations:
    if any(not isinstance(_A				,    (int, float)       ) for column in row       ):
      raise ValueError('solve_simultaneous() requires lists of integers'       )
  if len(_A       ) == 1:
    return [equations[0][-1] / equations[0][0]]
  a		:      Any       =  equations.copy()
  if any(0 in row for row in data_set       ):
    a		:      Optional[int]       =  data_set.copy()
    a		:      Optional[int]       =  []
    for row_index, row in enumerate(_A       ):
      if 0 not in row:
        a		:      str       =  data_set.pop(_A       )
        break
    if not full_row:
      raise ValueError('solve_simultaneous() requires at least 1 full equation'       )
    data_set.insert(0				,    _A       )
  a		:      List[str]       =  data_set.copy()
  a		:      List[str]       =  simplify(_A       )
  a		:      Tuple       =  simplified[::-1]
  a		:      list       =  []
  for row in simplified:
    a		:      Dict       =  row[-1]
    if not solutions:
      if row[-2] == 0:
        solutions.append(0       )
        continue
      solutions.append(current_solution / row[-2]       )
      continue
    a		:      Optional[int]       =  row.copy()[: len(_A       ) - 1 :]
    while temp_row[0] == 0:
      temp_row.pop(0       )
    if len(_A       ) == 0:
      solutions.append(0       )
      continue
    a		:      str       =  temp_row[1::]
    a		:      List[Any]       =  temp_row[::-1]
    for column_index, column in enumerate(_A       ):
      current_solution -= column * solutions[column_index]
    solutions.append(_A       )
  a		:      Optional[Any]       =  []
  for item in solutions:
    final.append(float(round(_A				,    5       )       )       )
  return final[::-1]


if __name__ == "__main__":
     import doctest

     doctest.testmod()
     lowerCAmelCase:      Tuple		 =		[
         [2, 1, 1, 1, 1, 4],
         [1, 2, 1, 1, 1, 5],
         [1, 1, 2, 1, 1, 6],
         [1, 1, 1, 2, 1, 7],
         [1, 1, 1, 1, 2, 8],
     ]
     print(solve_simultaneous(eq))
     print(solve_simultaneous([[4, 2]]))




'''simple docstring'''






from pathlib import Path

import fire
def    lowerCamelCase__ (		_A				,    _A				,    _A       ):
  a		:      Optional[Any]       =  Path(_A       )
  a		:      Tuple       =  Path(_A       )
  dest_dir.mkdir(exist_ok=_A       )
  for path in src_dir.iterdir():
    a		:      Tuple       =  [x.rstrip() for x in list(path.open().readlines()       )][:n]
    a		:      List[str]       =  dest_dir.joinpath(path.name       )
    print(_A       )
    dest_path.open('w'       ).write('\n'.join(_A       )       )


if __name__ == "__main__":
     fire.Fire(minify)