Problems u have when u get a boyfriend


So me and my boyfriend has been dating for a couple of weeks and we had sex couple of times but the first time he pulled out but the last couple times I seen him he didn't pull out so I just recently got off my period Saturday August 22 so we had sex Saturday when I was just bout off my period and was lightly spotting but we had sex anyway but I looked up that u can get pregnant after ur period but ik for a fact that if I don't have a period next month September then I ik I'm probably pregnant I need Answers??????🙄🤔