3 ms·Who are these people and did they not learn these in school?by manojlds 3y agoWho are these people and did they not learn these in school?dgan 3y agoMe? First time reading about these 3 rules. Maybe not actually, but must have forgottenmanojlds 3y agoWe learnt this in Math and also in the CS subject at high school and had to program it as well.