import java.io.*;
import java.util.*;
import java.util.stream.*;

class Process {
    private int A;
    private int B;

    Process(int A, int B) {
        this.A = A;
        this.B = B;
    }
    
    private boolean isMultipleOfThree(int n) {
        return (n % 3 == 0);
    }
    
    private boolean containsThree(int n) {
        return String.valueOf(n).contains("3");
    }

    String getResult() {
        var result = new StringBuffer("");

        for(int i = A; i <= B; i++) {
            if(isMultipleOfThree(i) || containsThree(i)) {
                result.append(i + "\n");
            }
        }
        
        if(result.length() > 0) {
            result.delete((result.length() - 1), result.length());
        }

        return result.toString();
    }
}

public class Main {
    public static void main(String[] args) throws IOException {
        var bufferedReader = new BufferedReader(new InputStreamReader(System.in));
        var printWriter    = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));

        // 入力
        int[] input = Stream.of(bufferedReader.readLine().trim().split("[ ]+")).mapToInt(Integer::parseInt).toArray();

        // 処理および出力
        printWriter.println(new Process(input[0], input[1]).getResult());
        
        bufferedReader.close();
        printWriter.close();
    }
}