Im going thru psychological problems due u rship problems,pls help me cope with me ASAP!?

im goin thru too much stress that i cant cope with my daily life.6 months ago i was abused by my ex-bf physically n mentality,he beats me up badly n hurt alot and didnt make the effort to comfort me after that wic have affected me so much,i cry alot n had mental problems.after that,i got involved in other an rship,not true love but wanted someone to gv attention,love n care ,instead he left me cuz he wanted when i said no,n now he's ignoring me eventhough ive suggested him to b my friend,now,i feel so rejected n useless,cant cope with my studies n alwiz thinking of this.my ex stil hurts me wen i ask him to tink about us(wic i sudnt do) but i feel lonely n rejected,pls help me cope situation.i cant concerntrate in studies,i get stressed,cry alot,talk to my self,have headaches n no concerntration in anything.pls help me gv me ways to solve my psychological prob,