cud i be pregnant

right i was on the pill for one month , didn''''t use it properly , forgot to take it and took it late then decided not to bother finishing the packet , so now im off the pill and according to the ovulating calender i ovulated on the 18th a march , last period being 6th of march with a 24 - 25 day cycle :$ withing that week i had completely unprotected sex the monday night , wednesday night , firday night and sunday night :$ am not irregular and now am 4 days late ; boobs are sore and headaches , also experiencing today some cramps and bloating as if my period is about to start however nothing is there. Through the week i also experienced heavy heavy discharge :$ and orangish substance on my pant :$ ( sorry for tmi) cud i be pregnant :$? xo