6
-2
-8
0
8
7
7
6
-1
3
-7
-6
7
-7
7
8
-6
-5
8
-2
3
-6
-1
-3
-8
1
-9
-1
3
2
-4
0
-4
9
5
-1
4
0
1
0
2
8
-1
9
3
0
-4
-9
-8
-5
1
-4
6
-5
0
-1
-7
-3
-6
7
6
-8
0
-4