import java.io.*;
import java.util.StringTokenizer;
public class enda{
  public static void main(String argumendid[])
  throws IOException{
    BufferedReader klaviatuur=new BufferedReader(
      new InputStreamReader(System.in)
    );
    System.out.println("Palun failinimi:");
    String failinimi=klaviatuur.readLine();
    System.out.println("Palun sona");
    String sona=klaviatuur.readLine();
    BufferedReader sisse=new BufferedReader(
      new FileReader(failinimi)
    );
    String lause=sisse.readLine();
    boolean eriline=false;
    while(lause!=null){
      StringTokenizer st=new StringTokenizer(lause, " ");
      while(st.hasMoreTokens()){
        String sona1=st.nextToken();
        if(eriline){
         System.out.println(sona1);
         eriline=false;
        }
        if(sona1.equals(sona))eriline=true;
      }
    lause=sisse.readLine();
    }
  }
}