a(X):XXXXrXXXXla(srslX) a(r) (20B)
The code above can be compressed by replacing XXXX by another variable.
a(X,Y):YrYla(srslX,XXXX) a(r,) (19B)
Zとか?
f(X):ssXlssf(sX) f() (12B)
This code can be compressed by recycling "ss":
f(X):ssXlf(f(sX)) f() (11B)
育たない再帰とかで