"Now, when a group is zero, we still have to figure out which of the two bytes is actually zero (or both)"
I think typo in this statement, it should be : "Now, when a group is not zero, we still have to figure out which of the two bytes is actually not zero (or both not zer)"
"Now, when a group is zero, we still have to figure out which of the two bytes is actually zero (or both)"
I think typo in this statement, it should be : "Now, when a group is not zero, we still have to figure out which of the two bytes is actually not zero (or both not zer)"
You're right, thanks!