8
0   	23  	12  	9999 	9999 	9999 	9999 	9999
23  	0   	25  	9999 	22  	9999 	9999 	35
12  	25  	0   	18  	9999 	9999 	9999 	9999
9999 	9999 	18  	0   	9999 	20  	9999 	9999
9999 	22  	9999 	9999 	0   	23  	14  	9999
9999 	9999 	9999 	20  	23  	0   	24  	9999
9999 	9999 	9999 	9999 	14  	24  	0   	16
9999 	35  	9999 	9999 	9999 	9999 	16  	0