Programs you didn't write today

Vimacs
Perrin number calculator
ncurses analogue clock
A program that flashes some lights on an Arduino
A program that disproves Fermat's last theorem.

What didn't you write today?


main() {
        void a() { printf("HAX "); }
        void b() { printf("MY "); }
        void c() { printf("ANUS!\n"); }
        int (*d)() = main;
        a(), b(), c(), d();
}
EXPERT ENTERPRISE RECURSION