Hooking is actually an ice jump.
The back inside ice jump (Philip) and the back outside ice jump (Lupu jump) are the other two kinds.
In addition to walking all -3, jumping and falling will be deducted one more point.
Hooking up for three weeks is divided into six basic points.
The three-week jump of the back outer point ice is basically divided into 4.
The three-week jump after the internal freezing point is basically 5.5.