



from __future__ import annotations

lowerCamelCase		       =      []






def     SCREAMING_SNAKE_CASE(      __UpperCamelCase	,				__UpperCamelCase	,				__UpperCamelCase )	->						bool:
				for i in range(len(lowercase__ ) ):
								if board[row][i] == 1:
												return False
				for i in range(len(lowercase__ ) ):
								if board[i][column] == 1:
												return False
				for i, j in zip(range(lowercase__	,				-1	,				-1 )	,				range(lowercase__	,				-1	,				-1 ) ):
								if board[i][j] == 1:
												return False
				for i, j in zip(range(lowercase__	,				-1	,				-1 )	,				range(lowercase__	,				len(lowercase__ ) ) ):
								if board[i][j] == 1:
												return False
				return True






def     SCREAMING_SNAKE_CASE(      __UpperCamelCase	,				__UpperCamelCase )	->						bool:
				if row >= len(lowercase__ ):
								solution.append(lowercase__ )
								printboard(lowercase__ )
								print()
								return True
				for i in range(len(lowercase__ ) ):
								if is_safe(lowercase__	,				lowercase__	,				lowercase__ ):
												a__	:							List[Any]      						= 1
												solve(lowercase__	,				row + 1 )
												a__	:							Dict      						= 0
				return False






def     SCREAMING_SNAKE_CASE(      __UpperCamelCase )	->						None:
				for i in range(len(lowercase__ ) ):
								for j in range(len(lowercase__ ) ):
												if board[i][j] == 1:
																print("Q"	,				end=" " )
												else:
																print("."	,				end=" " )
								print()


# n=int(input("The no. of queens"))
lowerCamelCase		       =      8
lowerCamelCase		       =      [[0 for i in range(n)] for j in range(n)]
solve(board, 0)






print("""The total no. of solutions are :""", len(solution))





"""simple docstring"""

def       SCREAMING_SNAKE_CASE							( lowercase__   )			->						float:
 return 1_0 - x * x



def       SCREAMING_SNAKE_CASE							( lowercase__					,					lowercase__   )			->						float:
 # Bolzano theory in order to find if there is a root between a and b
 if equation(lowercase__   ) * equation(lowercase__   ) >= 0:
  raise ValueError("Wrong space!"   )

 lowerCAmelCase__   :				Union[str, Any] 			=				a
 while (b - a) >= 0.01:
  # Find middle point
  lowerCAmelCase__   :				int 			=				(a + b) / 2
  # Check if middle point is root
  if equation(lowercase__   ) == 0.0:
   break
  # Decide the side to repeat the steps
  if equation(lowercase__   ) * equation(lowercase__   ) < 0:
   lowerCAmelCase__   :				str 			=				c
  else:
   lowerCAmelCase__   :				List[str] 			=				c
 return c


if __name__ == "__main__":
    import doctest

    doctest.testmod()

    print(bisection(-2, 5))
    print(bisection(0, 6))






