#入力
firstdata = input();
spdata = firstdata.split(" ");

startnum = int(spdata[0]);
endnum = int(spdata[1]) + 1;
numhanflg = 0;

#処理
for num in range(startnum,endnum):
	numlen = len(str(num));
	if num % 3 == 0:
		numhanflg = 1;
	else:
		numstr = str(num);
		for inthan in range(0,numlen):
			if int(numstr[inthan]) == 3:
				numhanflg = 1;
		
	
	if numhanflg == 1:
		print(num);
		numhanflg = 0;