Answer
You need to get back with your International Students Office and see what they recommend.
I came US in f1 visa and i was maintaining my status till I was enlisted in US army through the mavni program and due to enlistment I way authorize by college to terminate my i-20 so that I can go for basic training. But I was discharge from the army(uncharacterized). Is it now possible to regain my f1 status.
You need to get back with your International Students Office and see what they recommend.