5

8 8 1 1 1 1 1 1
1 3 1 3
2 5 6 10
4 8 5 8
6 9 2 4
7 11 11 13
10 13 7 9
12 16 14 15
14 15 12 16

10 2 2 1 1 7 2 2
1 4 3 5
7 8 2 6

100000 2 1 1 1 2 1 1
-2 -1 -1000001 -1000000
-1000001 -1000000 -2 -1

200 3 5 1 2 1117 11 13
1 10 1 10
2 11 2 11
3 12 3 12

10000 1 0 0 1 2 1 1
1 10000 1 100000