4 9
-1 1 4
-5 1 4
-1 9 19
-8 1 0
0 1 1
0 1 2
0 1 3
0 1 4
-2 1 1
-2 1 2
-1 1 1
-1 1 2
10 1 4

19 1
23 1
27 1
27 1
-2 1
-5 1
9 1
11 1
-1353 1

3 7
-16 32 48
-8 16 24
-1 2 15
-2 3 2
-1 2 2
0 1 2
1 2 2
2 3 2
3 2 2
4 3 2

295 9
42 1
72 1
90 1
280 3
90 1
280 3