Stuff
public shellscript v1 · immutablefunc.def fib ( x ) { cond.if (< $x 2) { func.ret 1; } + [fib [- $x 1]] [fib [- $x 2]]}io.write [fib 20]func.def fib ( x ) { cond.if (< $x 2) { func.ret 1; } + [fib [- $x 1]] [fib [- $x 2]]}io.write [fib 20]