nxn squares and passive queens

	*	*
*			*
*			*
	*	*

With 4x4 squares

*	*		*
*			**
*	*			*
	*	*		*
		*	*	*

With 5x5 squares

	*
			*
					*
*
		*
				*

With 6x6 squares

*
				*
	*
					*
		*
						*
			*

With 7x7 squares

	*
			*
					*
							*
		*
*
						*
				*

With 8x8 squares

One can build any order (nxn) of square.The given n queens must be

distributed in the board so that they will not clash either horizontally, vertically

or diagonally.One can get one or more ways of distribution.