Ｒｏｔａｔｅ Ａｒｒｏｗ ｋｅｙｓ ｔｏ ｒｏｔａｔｅ Ａｖｏｉｄ ｔｒｉａｎｇｌｅｓ
Thanks to @Pylar for the original game. I changed it so you can use a and d for rotating.
