give me five meanigful answer ofachievements of rizal

eight primitive data types are:

-boolean

-char

-byte

-short

-int

-long

-double

-float

"Innumerate", perhaps.

You can't. Past events are stored in the mind as memories. I don't think it's possible to reset the brain to exactly how it was at a certain point. You can forget the memories or have a hypnotist make you forget things, but that doesn't remove all the other tiny, innumerate changes that have occurred in your brain from ageing and other events.