> So let me be very clear and explicit: no-one gets classified as "no hire" because they've forgotten a semicolon somewhere. You messed up somewhere else.

How much money can you bet that this never or does not happen? If you can't put your money, I find it difficult to take this seriously.

> We don't usually care if you don't know find the perfect algorithm (unless it's for a senior position)

The unless clearly means that you "do care".