Please help
package com.codegym.task.task08.task0815;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
/*
Census
*/
public class Solution {
public static HashMap<String, String> createMap() {
//write your code here
HashMap<String, String> map = new HashMap<>();
map.put("A", "A");
map.put("B", "B");
map.put("C", "A");
map.put("D", "D");
map.put("E", "A");
map.put("F", "D");
map.put("G", "A");
map.put("H", "G");
map.put("I", "G");
map.put("J", "A");
return map;
}
public static int getSameFirstNameCount(HashMap<String, String> map, String name) {
//write your code here
int firstName = 0;
Iterator<HashMap.Entry<String, String>> iterator = map.entrySet().iterator();
while (iterator.hasNext()){
HashMap.Entry<String, String> pair = iterator.next();
String key = pair.getKey();
while (iterator.hasNext()){
HashMap.Entry<String, String> pair2 = iterator.next();
String key2 = pair2.getKey();
if(key.equals(key2)){
firstName ++;
}
}
}
return firstName;
}
public static int getSameLastNameCount(HashMap<String, String> map, String lastName) {
//write your code here
int lastNameA = 0;
Iterator<HashMap.Entry<String, String>> iterator = map.entrySet().iterator();
while (iterator.hasNext()){
HashMap.Entry<String, String> pair = iterator.next();
String value = pair.getValue();
while (iterator.hasNext()){
HashMap.Entry<String, String> pair2 = iterator.next();
String value2 = pair2.getValue();
if(value.equals(value2)){
lastNameA ++;
}
}
}
return lastNameA;
}
public static void main(String[] args) {
}
}