func main()
	var h: int :: cui@inputInt()
	var w: int :: cui@inputInt()
	var k: int :: cui@inputInt()
	var ans: int :: 0
	for i(0, k ^ (h * w) - 1)
		var a: [][]int :: #[h, w]int
		for y(0, h - 1)
			for x(0, w - 1)
				do a[y][x] :: (i / k ^ (y * w + x)) % k
			end for
		end for
		
		; K色すべてを使っているかの調査
		for j(0, k - 1)
			for y(0, h - 1)
				for x(0, w - 1)
					if(a[y][x] = j)
						skip j
					end if
				end for
			end for
			skip i
		end for
		
		for dy(0, h - 1)
			for dx(0, w - 1)
				for y(0, h - 1)
					for x(0, w - 1)
						if(a[(y + dy) % h][(x + dx) % w] <> a[y][x])
							skip dx
						end if
					end for
				end for
				do ans :+ 1
			end for
		end for
	end for
	do ans :/ h * w
	do cui@print("\{ans}\n")
end func