import java.io.*;
public class KeysIn
{
  public static void main(String args[])
  {
     String S =  readString();
     System.out.println(S);
  }
  static BufferedReader Stdin = new BufferedReader(new InputStreamReader(System.in));
  private static String InputS="";
  private static int InputInt=0;


 public static String readString()
 {
   try{
     InputS = Stdin.readLine();
   }
   catch(IOException ioe)
   {
     System.out.println("ERROR: "+ioe);
     System.exit(0);
   }
   return InputS;
}
public static int readInt()
{
try{
     InputInt = Integer.parseInt(Stdin.readLine());
   }
   catch(IOException ioe)
   {
     System.out.println("ERROR: "+ioe);
     System.exit(0);
   }
   catch(NumberFormatException nfe)
   {
     System.out.println("ERROR: "+nfe);
     System.exit(0);
   }
   return InputInt;
}
}