import java.util.Arrays;
import java.util.Collections;
import java.util.Scanner;
public class Main {

    public static void main(String[] args) {
        Scanner in =new Scanner (System.in);
        String[] a=new String[10];
        for(int i=0;i<10;i++)
            a[i]=in.next();
        Arrays.sort(a,Collections.reverseOrder());
        for(String m:a) {
            System.out.println(m);
            }
        }
}