I don't know if i am pregnant

🌈 29.10.2019

Hey guys so i had sex on the 2nd and 3rd both days we did it more than once and he ejaculated inside he left for work on the 3rd in the afternoon and we did it again on the 4th i was having some heavy cramps at night as if i am going on my period but i checked nothing was coming out on the 6th it was my ovulation day...fast foward i was suppose to go for my periods on the 20th but AF didnt come i am now 3 days late ,Do you guys think i al pregnant?