A,B = map(int,input().split())
def nabeatsu(x):
    for n in range(0,10):
        if (x//(10**n))%10-3 == 0 or x%3 == 0:
            return True
        else:
            return False
for i in range(A,B+1):
    if nabeatsu(i) == True:
        print(i)