magic square 7

  Forty five of the numbers from 1 to 81 have been placed in the 9x9

  grid given below.

	56		71		34		76
58	14	51		30		81	43	8
	53		32		22		1
68		31		73		52		18
	36		78	40	5		11
29		19		7		13		60
	79		49		15		21
75	37	2		17		23	33	67
	4		10		57		72

                                             MAGIC SQUARE 9x9

Place the remaining numbers in the blank cells in such a way that sum of nine numbers in every horizontal row, every vertical column, every 3x3 box and each corner to corner diagonal is 369.