task_815

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

/**
 * Created by astures on 31.07.17.
 */
public class test
{
    public static HashMap<String, String> createMap() {
        //напишите тут ваш код
        HashMap<String, String> map = new HashMap<>();
        for(int i = 0; i < 10; i++) {
            map.put("lastName" + i, "firstName" + i);
        }

        return map;
    }

    public static int getCountTheSameFirstName(HashMap<String, String> map, String name) {
        //напишите тут ваш код
        int count = 0;
        for (Map.Entry<String, String> pair : map.entrySet()) {
            String value = pair.getValue();
            if (value.equals(name))
                count++;
        }
        return count;
    }

    public static int getCountTheSameLastName(HashMap<String, String> map, String lastName) {
        //напишите тут ваш код
        for (Map.Entry<String, String> pair : map.entrySet()) {
            String key = pair.getKey();
            if (key.equals(lastName))
                return 1;
        }
        return 0;
    }

    public static void main(String[] args) {
    }
}