adding factorial test case
adding factorial test case
mafiya69/sympy,atsao72/sympy,AkademieOlympia/sympy,maniteja123/sympy,drufat/sympy,sampadsaha5/sympy,lindsayad/sympy,garvitr/sympy,cccfran/sympy,yashsharan/sympy,dqnykamp/sympy,postvakje/sympy,kaichogami/sympy,jerli/sympy,yashsharan/sympy,wanglongqi/sympy,Vishluck/sympy,MechCoder/sympy,pbrady/sympy,debugger22/sympy,AunShiLord/sympy,mafiya69/sympy,lidavidm/sympy,moble/sympy,liangjiaxing/sympy,sahilshekhawat/sympy,cswiercz/sympy,abloomston/sympy,farhaanbukhsh/sympy,Mitchkoens/sympy,jerli/sympy,wanglongqi/sympy,atreyv/sympy,VaibhavAgarwalVA/sympy,oliverlee/sympy,iamutkarshtiwari/sympy,Titan-C/sympy,hargup/sympy,sunny94/temp,abhiii5459/sympy,hargup/sympy,meghana1995/sympy,Designist/sympy,jamesblunt/sympy,MechCoder/sympy,rahuldan/sympy,pandeyadarsh/sympy,jamesblunt/sympy,VaibhavAgarwalVA/sympy,aktech/sympy,hrashk/sympy,farhaanbukhsh/sympy,meghana1995/sympy,sahmed95/sympy,shipci/sympy,asm666/sympy,Designist/sympy,kevalds51/sympy,moble/sympy,debugger22/sympy,grevutiu-gabriel/sympy,drufat/sympy,ChristinaZografou/sympy,maniteja123/sympy,bukzor/sympy,kaichogami/sympy,Arafatk/sympy,pbrady/sympy,chaffra/sympy,abhiii5459/sympy,vipulroxx/sympy,sunny94/temp,AunShiLord/sympy,wyom/sympy,lidavidm/sympy,asm666/sympy,sahmed95/sympy,skirpichev/omg,saurabhjn76/sympy,MridulS/sympy,Titan-C/sympy,Gadal/sympy,jaimahajan1997/sympy,Davidjohnwilson/sympy,iamutkarshtiwari/sympy,souravsingh/sympy,jaimahajan1997/sympy,toolforger/sympy,emon10005/sympy,toolforger/sympy,sampadsaha5/sympy,Mitchkoens/sympy,atsao72/sympy,pandeyadarsh/sympy,cswiercz/sympy,sahilshekhawat/sympy,Gadal/sympy,atsao72/sympy,shikil/sympy,amitjamadagni/sympy,hrashk/sympy,saurabhjn76/sympy,drufat/sympy,Mitchkoens/sympy,kevalds51/sympy,diofant/diofant,Gadal/sympy,souravsingh/sympy,dqnykamp/sympy,kmacinnis/sympy,emon10005/sympy,cccfran/sympy,oliverlee/sympy,chaffra/sympy,vipulroxx/sympy,sunny94/temp,liangjiaxing/sympy,ga7g08/sympy,madan96/sympy,Davidjohnwilson/sympy,Curious72/sympy,Sumith1896/sympy,beni55/sympy,moble/sympy,jamesblunt/sympy,ahhda/sympy,bukzor/sympy,ga7g08/sympy,kmacinnis/sympy,Curious72/sympy,Designist/sympy,kmacinnis/sympy,rahuldan/sympy,kaushik94/sympy,skidzo/sympy,shipci/sympy,ChristinaZografou/sympy,mafiya69/sympy,farhaanbukhsh/sympy,Curious72/sympy,abloomston/sympy,sahmed95/sympy,AkademieOlympia/sympy,Davidjohnwilson/sympy,hargup/sympy,pbrady/sympy,MridulS/sympy,Vishluck/sympy,sampadsaha5/sympy,ga7g08/sympy,Titan-C/sympy,jerli/sympy,Arafatk/sympy,AkademieOlympia/sympy,VaibhavAgarwalVA/sympy,Sumith1896/sympy,ChristinaZografou/sympy,wyom/sympy,asm666/sympy,kumarkrishna/sympy,Arafatk/sympy,postvakje/sympy,shipci/sympy,jbbskinny/sympy,liangjiaxing/sympy,shikil/sympy,Shaswat27/sympy,jaimahajan1997/sympy,debugger22/sympy,shikil/sympy,beni55/sympy,kaichogami/sympy,dqnykamp/sympy,Sumith1896/sympy,postvakje/sympy,skidzo/sympy,toolforger/sympy,skidzo/sympy,pandeyadarsh/sympy,oliverlee/sympy,souravsingh/sympy,saurabhjn76/sympy,mcdaniel67/sympy,mcdaniel67/sympy,aktech/sympy,MridulS/sympy,abhiii5459/sympy,yukoba/sympy,kumarkrishna/sympy,jbbskinny/sympy,Shaswat27/sympy,Shaswat27/sympy,MechCoder/sympy,yukoba/sympy,AunShiLord/sympy,yashsharan/sympy,rahuldan/sympy,sahilshekhawat/sympy,jbbskinny/sympy,maniteja123/sympy,hrashk/sympy,lindsayad/sympy,madan96/sympy,wyom/sympy,mcdaniel67/sympy,grevutiu-gabriel/sympy,abloomston/sympy,emon10005/sympy,meghana1995/sympy,lindsayad/sympy,garvitr/sympy,cccfran/sympy,Vishluck/sympy,ahhda/sympy,wanglongqi/sympy,amitjamadagni/sympy,aktech/sympy,atreyv/sympy,lidavidm/sympy,yukoba/sympy,garvitr/sympy,kumarkrishna/sympy,madan96/sympy,vipulroxx/sympy,atreyv/sympy,cswiercz/sympy,kaushik94/sympy,bukzor/sympy,ahhda/sympy,iamutkarshtiwari/sympy,kevalds51/sympy,kaushik94/sympy,beni55/sympy,chaffra/sympy,grevutiu-gabriel/sympy