1 7 2
3 11 4
3 -5 6
1 -7 8
1 -11 10
-1 -13 12
-2 -14 13
-2 -16 15
1 -10 17
1 -4 19
2 -1 20
2 0 21
2 2 22
4 8 24
4 11 25
3 -3 26
3 -5 28
2 -7 29
0 -9 31
0 -11 32
0 -15 34
0 -16 35
2 -12 37
3 -9 38
3 -3 40
