1
750
2 0 0 -1 0 0 -1 
2
  ff 1 0 
  ff 2 0 1 
3000
2 0 0 -1 0 0 -1 
2
  ff 1 0 
  ff 2 0 1 
8000
2 0 0 -1 0 0 -1 
2
  ff 1 0 
  ff 2 0 1 

100000 255
