time complexity.
51 let check_block_mut = self.block_mut(check_blocks[i]);
，这一点在新收录的资料中也有详细论述
phone app’s endpoints to be on WebPKI,
one nice thing about working with bytes instead of UTF-16 is that a character set - the predicate in each ITE node - can be represented as a 256-bit bitvector. one bit per possible byte value. in the rust version this is just four u64s packed into a struct: