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<String, String>();
map.put("Vazquez", "Felix");
map.put("Rodriguez", "Felix");
map.put("Regadera", "Monica");
map.put("Gonzalez", "Patricia");
map.put("Lopez", "Jose");
map.put("Perez","Atanasio");
map.put("Iglesias", "Pablo");
map.put("Garmon", "Pablo");
map.put("Roces", "Jesus");
map.put("Asenjo", "Asuncion");
return map;
}
public static void removeFirstNameDuplicates(Map<String, String> map)
{
//write your code here
HashMap<String, String> copy = new HashMap<String, String>(map);
for(Map.Entry<String, String> pair: copy.entrySet())
{
removeItemFromMapByValue(map, pair.getValue());
}
}
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);
for(Map.Entry<String, String> pair : map.entrySet())
{
String key = pair.getKey();
String value = pair.getValue();
System.out.println(key + ":" + value);
}
}
}
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<String, String>();
map.put("Vazquez", "Felix");
map.put("Rodriguez", "Felix");
map.put("Regadera", "Monica");
map.put("Gonzalez", "Patricia");
map.put("Lopez", "Jose");
map.put("Perez","Atanasio");
map.put("Iglesias", "Pablo");
map.put("Garmon", "Pablo");
map.put("Roces", "Jesus");
map.put("Asenjo", "Asuncion");
return map;
}
public static void removeFirstNameDuplicates(Map<String, String> map)
{
//write your code here
HashMap<String, String> copy = new HashMap<String, String>(map);
for(Map.Entry<String, String> pair: copy.entrySet())
{
removeItemFromMapByValue(map, pair.getValue());
}
}
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);
for(Map.Entry<String, String> pair : map.entrySet())
{
String key = pair.getKey();
String value = pair.getValue();
System.out.println(key + ":" + value);
}
}
}