import sysnumber=list(input())loc1=int(number[0])loc2=int(number[1])loc3=int(number[2])loc4=int(number[3])loc1=(loc1+3)%9loc2=(loc2+3)%9loc3=(loc3+3)%9loc4=(loc4+3)%9loc1,loc3=loc3,loc1loc2,loc4=loc4,loc2L=[str(loc1),str(loc2),str(loc3),str(loc4)]result=int(''.join(L))print(result)