Fingers
(someone come up with a better name)
Numbers are based on letter frequency.
Fingers
cont.
Fig. 1
Fig. 2
Both of these are A(end), as they both have a sum of 3 and then 4 pinky presses; it's just that fig. 1 uses one press of the 3 finger, and fig. 2 uses a press of the 1 and then a press of the 2.
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Fig. 2