int main()
{
	int i, j, k;
	int r;
	int kk;

	scanf("%d%d", &i, &j);

	for (k = i; k <= j; k++) {
		if (k % 3 == 0) {
			printf("%d\n", k);
			continue;
		}
		kk = k;
		while (k > 1) {
			r = k % 10;
			if (r == 3) {
				printf("%d\n ", kk);
				break;
			}
			k = (int)floor(k / 10);
		}
		
	}
	return 0;
}