Factorial using arrays

[Gintaras]

Can I use C++ code directly?

No. In QM can be used C and C#.
C example:
Macro Macro3201

Code:

Copy      Help

__Tcc c.Compile("" "Func")
int r = call(c.f 5)
out r

#ret
int Func(int i) { return i*2; }