def three(A, B):
	True_three= []
	for i in range(A, B+1):
		if i%3 == 0 or '3' in str(i):
			True_three.append(i)
			
	return True_three
	
def main():
	A = int(input())
	B = int(input())
	
	result= three(A, B)
	print(result)
	
main()