import java.util.Scanner;


public class Sort {

    public static void main(String[] args) {
        int countString;
        String str;
        int sum=0;
        Scanner scanner = new Scanner(System.in);
        System.out.println("Enter the numbers of strings:");
        countString = scanner.nextInt();
        String[] StringArray = new String[countString];
        for (int i=0; i<countString+1; i++){
            str = scanner.nextLine();
            sum = sum + str.length();
            StringArray[i]=str;
            str=null;
        }
        sum = sum/countString;
        scanner.close();
        for (int i=0; i<countString+1; i++){
            if (StringArray[i].length()<sum){System.out.print(StringArray[i]);}



        }
        }
        }