#207 world’s
#A,B=(i for i in input().split())
A,B=input().split()
Al=list(A)
Bl=list(B)
def ct(li):
    i=0
    r=0
 #   print(li)
    while r==0 and i<len(li):
 #       print("k")
        if li[i]==3:
  #          print("kk")
            r=1
        i+=1
    if r==1:
        return 1
    else:
        return 0
def wa(li1):
    S=0
    for i in range(len(li1)):
        S+=li1[i]
 #   print("wak")
    return S
def tt(li2):
  #  print("koko")
    if wa(li2)%3==0:
    #    print(1)
        return 1
    else:
        return 0
def po(li3):
    lip=[0]*len(li3)
    j=len(li3)-1
    li3[j]+=1
    while j>=0 and li3[j]==10:
        li3[j]=0
        if j==0:
   #         print(li3)
            li3=[1]+li3
   #         print(li3)
        else:
            li3[j-1]+=1
        j-=1
   #桁増え
    return li3
Ai=[0]*len(Al)
for i in range (len(Al)):
    Ai[i]=int(Al[i])
#i=int(B)
d=int(B)-int(A)
def cl(lis):
    ou=""
 #   print ("cl1")
    for i in range (len(lis)):
    #    print ("cl")
        ou+=str(lis[i])
    return ou
for i in range(d+1):
    if tt(Ai)==1:
        print(cl(Ai))
    elif ct(Ai)==1:
        print(cl(Ai))
    Ai=po(Ai)
    #1足していく5