I am level 270 in the game, you want to use this cheat to get to level 999. I do not know how to complete this code?

Hunter Ranking Modifier [[email protected]]
4A000000 90000000
120E4354 0000YYYY
E0000000 80008000
*XXXX = Experience in HEX*
*YYYY = Level in HEX*
*HR Guide: http://monsterhunter.wikia.com/wiki/MH3:_HR_Guide*
*Attention: You will get banned if your ranking is low and your equipment is rare*