 1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   31
		 31
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   1
		 1
			   -
 - 