I will go to bed leaving you guys this tease screenshot. This is C? Yes, it is

hehehehehe 6:30am you have to fogive me.
FOR normal for default step of 1
FORS normal for with step
FORR for Reverse default step -1
FORRS for Reverse with step
I didn't post the code, because I want to get it to a single for function to do all of the above. Too tired now to do it.