import java.io.*;

public 
class Main
{
   public static void main(String args[])
   {
      BufferedReader inbr;
      InputStreamReader inp;
      inp = new InputStreamReader(System.in);
      inbr = new BufferedReader(inp);
      try{
         String line = inbr.readLine();
         System.out.println(line);
      }
      catch(IOException e){
         System.out.println("Read error");
      }
   }
}
