You can't.
02234624 03E70032 (press L+R)and have fun
rare candy code.
Use action replay.
3.14159265
You can't.
trade with a friend, and have the friend's Pokemon hold a rare candy.
On the Action Replay.
get action replay
CodeJunkies.com has several Action Replay cheats (and is the Action Replay website). That is where I get mine :p
It is impossible to get 999 rare candy's without action replay. NO IT IS POSSIBLE IF YOU HAVE GAMESHARK AND A ROM FOR IT!!!!
you just cant
i dont think you can without an action replay