scp -P [PORT] [USER]@[Server Address]:[File Path] [Download Path]
scp -P 2222 unexploitable@pwnable.kr:./unexploitable ~/wargame/Return_to_Csu/unexploitable
scp -P 2222 unexploitable@pwnable.kr:./unexploitable.c ~/wargame/Return_to_Csu/unexploitable
