5 6

0 0
0 3
0 6
0 0
0 0
0 0

4 0
-1
-1
0 7
0 8
0 0

10 0
-1
-1
-1
-1
0 3

0 0
10 0
-1
-1
-1
-1

0 0
0 0
0 0
3 0
-1
-1