import java.util.*;
import java.lang.*;
import java.io.*;

class Ideone {
  public static void main (String[] args) throws java.lang.Exception {
    System.out.println(String.format("%02d", 1));
    System.out.println(String.format("%02d", 10));
    System.out.println(String.format("%02d", 100));
  }
}