4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-2 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-9 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
5 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
0 1
3 1
2 1
1 1
-13 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
-11 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-2 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-9 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
5 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
0 1
3 1
2 1
1 1
-13 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
-11 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-2 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-9 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
5 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
0 1
3 1
2 1
1 1
-13 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
-11 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-2 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-9 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
5 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
0 1
3 1
2 1
1 1
-13 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
-11 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-2 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
-9 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
5 1
4 1
1 1
1 1
1 1
-2 1
-1 1
-2 1
0 1
3 1
2 1
1 1
-13 1
4 1
1 1
1 1
-1 1
4 1
1 1
1 1
-11 1
4 1
1 1
1 1
