Can you get pregnancy symptoms 2 weeks after sex???

pregnancy symptoms 2 weeks after sex???" />
Is it possible? I have had lower pack pain, extreme fatigue, cramps, bloating.. A lot of symptoms this WHOLE week. My period isn't due until next Thursday or Friday. Also, on this exact day 2 weeks ago I had sex and according to this app and a couple other apps I was ovulating on this day. 

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