i really feel something is wrong....
somehow..

i just finished 03/04 DIGITAL ELECTRONICS MST paper
and yet again, it's easy as cake.
im NOT trying to boast.
but seriously, the easiness makes it feels like there's gonna be some
difficulties tomorrow.

but, hopefully it's just my wishful thinking.

FULL ADDER
HALF ADDER
MOD COUNTERS
STATE TRANSITION DIAGRAM
BCD ADDITION
2's COMPLEMENT ADDITION
...
holy crap.