Am i pregnant please read additional details to help with this question?

See im 17 i had unprotected sex with my boyfriend on the 21st of may i came on my cycle 2 days after && after that i've been having multiple pregnancy symptoms morning sickness.mood swings.fatigue.breast changes.i even started eating cornstarch and pickles which contained a large amount of salt but it was wht i wanted..but see i woke up at 5 o'clock this morning && i was constantly throwin up but nw i've come on my cycle again its june 22nd. i wanna knw if i could still be pregnant