However, its too early to be sure about sex. If I had to guess, I would say that first pic looks male. But I am NOT sure yet. To be POSITIVE, unless you know that strain well, you need to wait a few more days.
Thos are Females u can tell how the bud site is growing... good luck but it may be a hermie one of the 2 nice fat leaves too. but u will know for sure in about another 10 days if its fem or hermie or male my moneys on Female