TagContentExtractor.java

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution{
   public static void main(String[] args){
      
      Scanner in = new Scanner(System.in);
      int testCases = Integer.parseInt(in.nextLine());
      while(testCases>0){
         String line = in.nextLine();
         int count=0;
         Pattern r = Pattern.compile("<(.+?)>([^<>]+)</\\1>");
         Matcher m = r.matcher(line);
         while(m.find()) {
             if (m.group(2).length() !=0) {
                 System.out.println(m.group(2));
             count++;
             }
         }
         if (count == 0) System.out.println("None");
         testCases--;
      }
   }
}