added a function to check where two paths diverged
added a function to check where two paths diverged

schieb/angr,schieb/angr,GuardianRG/angr,terry2012/angr,GuardianRG/angr,angr/angr,iamahuman/angr,angr/angr,lowks/angr,terry2012/angr,cureHsu/angr,f-prettyland/angr,fjferrer/angr,tyb0807/angr,angr/angr,chubbymaggie/angr,lowks/angr,tyb0807/angr,cureHsu/angr,tyb0807/angr,haylesr/angr,zhuyue1314/angr,axt/angr,schieb/angr,fjferrer/angr,chubbymaggie/angr,axt/angr,axt/angr,avain/angr,haylesr/angr,mingderwang/angr,xurantju/angr,mingderwang/angr,xurantju/angr,f-prettyland/angr,iamahuman/angr,f-prettyland/angr,zhuyue1314/angr,chubbymaggie/angr,iamahuman/angr,avain/angr