Learn the algorithms. i.e. how the programs work. If you have the option, write those steps down in exams instead of studying the whole program.
What they are referring to is in the lower left corner. Bet you intially missed it and had evil thoughts
Yes, what it is, is a sugar rush that sometimes makes you feel energised if consumed in smaller quantities. But a whole bar is way too sweet for you anyway.
Since 0 = (+1) + (-1), this proves that the universe was born out of nothing, creating two universe, one with positive matter, and the other with negative matter. (Aka: Matter & Anti-matter)
Learn the algorithms. i.e. how the programs work. If you have the option, write those steps down in exams instead of studying the whole program.