import java.util.Scanner;
import java.util.Arrays;
public class SortArrayOfStrings {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        String[] allWords = new String[n];
        for(int i=0;i<n;i++)
        {
            allWords[i] = sc.next();
        }
        Arrays.sort(allWords);
        for(int i=0;i<n;i++)
        {
            System.out.println(allWords[i]);
        }
    }
}