Thanks.
package com.codegym.task.task08.task0817;
import java.util.HashMap;
import java.util.*;
/*
We don't need repeats
*/
public class Solution {
public static HashMap<String, String> createMap() {
HashMap<String, String> map = new HashMap<String, String>();
map.put("Danny", "Johnson");
map.put("Df", "Rashkow");
map.put("Anhny", "Viagra");
map.put("Denis", "Vishnev");
map.put("Dany", "Johnson");
map.put("Dais", "Rashkow");
map.put("Anhony", "Viagra");
map.put("Dens", "Vishnev");
map.put("Dnny", "Johnson");
map.put("Davis", "Rashkow");
return map;
}
public static void removeFirstNameDuplicates(Map<String, String> map) {
Iterator<Map.Entry<String, String>> it = map.entrySet().iterator();
for (Map.Entry<String, String> pair : map.entrySet()) {
String name = pair.getKey();
removeItemFromMapByValue(map, name);
}
}
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.getKey().equals(value))
map.remove(pair.getKey());
}
}
public static void main(String[] args) {
}
}