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package org.codingTest;

import java.util.HashMap;

public class e2020_3 {

public static void main(String[] args) {

// 이메일 주소 만들기

String S = "John Don; Peter Benjia Parke; Peter Benjia Parke; Marry Jane Waston-Parkek; John hey Don";

String C = "Example";

StringBuilder answer = new StringBuilder();

String email = "@"+C.toLowerCase()+".com";

String[] names = S.split("; ");

HashMap<String, Integer> hm = new HashMap<>();

for(String name:names) {

int nameCount = 1;

String original = name;

name = name.toLowerCase();

String[] namePart = name.replace("-", "").split(" ");

String newName = namePart[namePart.length-1] + "_" + namePart[0];

if(hm.containsKey(newName)) {

nameCount = hm.get(newName)+1;

hm.replace(newName, nameCount);

}

else {

hm.put(newName, nameCount);

}

//System.out.println("original = "+name);

if(nameCount > 1)

newName += nameCount;

//System.out.println("new = "+newName);

if(answer.length() > 0)

answer.append("; ");

answer.append(original + " <"+newName+email+">");

//answer.append(name);

}

System.out.println(answer);

String emailStr = answer.toString();

}

}