#define _USE_NATH_DEFINES
#include<cstdio>
#include <iostream>
#include<sstream>
#include<fstream>
#include<iomanip>
#include<algorithm>
#include<cmath>
#include<complex>
#include <string>
#include<vector>
#include<list>
#include<queue>
#include<stack>
#include<set>
#include<map>
#include<bitset>
#include<numeric>
#include<limits>
#include<climits>
#include<cfloat>
#include<functional>
#include<iterator>
#include <random>

using namespace std;
#define REP(i,m,n) for(int i=(int)m ; i < (int) n ; ++i )
#define rep(i,n) REP(i,0,n)
using ll = long long;
#define EPS 1e-9

int main() {
	int a, b;
	cin >> a >> b;
	vector<int> ans;

	REP(i, a, b + 1) {
		/*if (i % 3 == 0) {
			ans.push_back(i);
		}*/
		int n = i;
		while (true) {
			if (n % 3 == 0) {
				ans.push_back(i);
				break;
			}

			if (n % 10 == 3) {
				ans.push_back(i);
				break;
			}
			else n /= 10;
			if ( n < 1) break;
		}
	}
	sort(ans.begin(), ans.end());
	rep(i, ans.size()) {
		cout << ans[i] << endl;
	}
	return 0;
}