What is the code that you put into the computer on call of duty black ops to get 15th prestige?

ok so u get good at the gane like use a mp5k with spy plane blackbird and dogs and then have lightleght or flakjacket SoH or steady aim and tac mask pro or maration pro to be 10 days to get 14th presige and i have only 1000 kills with the famas, 74u, and galli