I don’t know why I can’t pass the verification.
package com.codegym.task.task08.task0817;
import java.util.HashMap;
import java.util.Map;
/*
We don't need repeats
*/
public class Solution {
public static HashMap<String, String> createMap() {
//write your code here
HashMap<String, String> map = new HashMap<>();
map.put("name10", "firstname");
map.put("name1", "firstname1");
map.put("name2", "firstname2");
map.put("name3", "firstname");
map.put("name4", "firstname3");
map.put("name5", "firstname");
map.put("name6", "firstname4");
map.put("name7", "firstname5");
map.put("name8", "firstname");
map.put("name9", "firstname6");
return map;
}
public static void removeFirstNameDuplicates(Map<String, String> map) {
//write your code here
int count = 0;
HashMap<String, String> copy = new HashMap<>(map);
//HashMap<String, String> copy1 = new HashMap<>(map);
for (Map.Entry<String, String> pair : copy.entrySet()) {
//String Key = pair.getKey();
String Value = pair.getValue();
for(Map.Entry<String, String> pair2 : copy.entrySet()) {
if (pair2.getValue().equals(Value)) {
count++;
if (count > 1){
count = 0;
removeItemFromMapByValue(map, Value);
break;
}
}
}
}
//map = copy1;
}
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) {
/*HashMap<String, String> map = createMap();
removeFirstNameDuplicates(map);
System.out.println(map);*/
}
}