#include <iostream>
#include<string>

using namespace std;

int main() {
	int a, b;
	for (auto i = a; i <= b; ++i) {
		if (i % 3 == 0) {
			cout << i << endl;
		}
		else {
			string s = ::to_string(i);
			if (s.find('3')) {
				cout << i << endl;
			}
		}
	}
	return 0;
}