A, B = list(map(int, input().split()))
R = []

for n in range(A, B+1):
    if n % 3 == 0:
        R.append(n)

L = [str(x) for x in range(A,B+1)]

for x in L:
    if '3' in x:
        R.append(int(x))

R = list(set(R))

for x in sorted(R):
    print(x),