Najpopularni iminja

import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;


public class Main {

    public static void main(String[] args) {
        Scanner scanner= new Scanner(System.in);


        HashMap<String, String> hashMap = new HashMap<>();

        String[] broevi = scanner.nextLine().split(" ");

        int n = Integer.parseInt(broevi[0]);
        int m = Integer.parseInt(broevi[1]);


        for (int i=0;i<n;i++)
        {
            String [] niza = scanner.nextLine().split(" ");
            String ime = niza[0];
            String brojka =  niza[1];

            if (hashMap.containsKey(ime))
            {
                if (!hashMap.get(ime).contains(brojka))
                    hashMap.put(ime, hashMap.get(ime) + " " + brojka);
            }
            else
                hashMap.put(ime,brojka);

        }

        for (int i=0;i<m;i++) {
            String[] niza = scanner.nextLine().split(" ");
            String ime = niza[0];
            String brojka = niza[1];

            if (hashMap.containsKey(ime)) {
                if (!hashMap.get(ime).contains(brojka))
                    hashMap.put(ime, hashMap.get(ime) + " " + brojka);
            } else
                hashMap.put(ime, brojka);


           // System.out.println(hashMap.get(ime));
        }


        for (Map.Entry<String, String> entry : hashMap.entrySet())
        {
            if (entry.getValue().split(" ").length >=2)
                System.out.println(entry.getKey() + " "+ entry.getValue()   );
        }


            }

}


/*
Input

        3 3
        jessie 25000
        jackie 22000
        ashley 20000
        jessie 30000
        jackie 25000
        john 18000

Output

jessie 25000 30000
jackie 22000 25000
*/