I need some help
package com.codegym.task.task08.task0817;
import java.util.Calendar;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
/*
We don't need repeats
*/
public class Solution {
public static HashMap<String, String> createMap() {
HashMap<String, String> map = new HashMap<>();
map.put("Deep", "Me");
map.put("Sin", "Fun");
map.put("Jim", "Game");
map.put("Tim", "Fun");
map.put("Kane", "You");
map.put("Son", "Lock");
map.put("Jack", "Out");
map.put("John", "Sun");
map.put("Moon", "Fun");
map.put("Ton", "Indoor");
return map;
}
public static void removeFirstNameDuplicates(Map<String, String> map) {
HashMap<String, String> c = new HashMap<String, String>(map);
for (Map.Entry<String, String> pair : c.entrySet()) {
String key = pair.getKey();
String value = pair.getValue();
if (value.equals(map.get(key))){
removeItemFromMapByValue(map,map.get(key));
}
}
}
public static void removeItemFromMapByValue(Map<String, String> map, String value) {
HashMap<String, String> copy = new HashMap<String, String>(map);
for (Map.Entry<String, String> pair : copy.entrySet()) {
if (pair.getValue().equals(value))
map.remove(pair.getKey());
}
}
public static void main(String[] args) {
}
}