source_code: import java.util.*;
  import java.io.*;
  import java.lang.*;
  import java.math.*;
  public class A {
      public static void main(String[] args) throws Exception {
          BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
          // Scanner scan = new Scanner(System.in);
          PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
          int n = Integer.parseInt(bf.readLine());
          ArrayList<String> s1 = new ArrayList<String>();
          ArrayList<String> s2 = new ArrayList<String>();
          for(int i=0; i<n; i++) s1.add(bf.readLine());
          for(int i=0; i<n; i++) s2.add(bf.readLine());
  
          Map<String, Integer> mp1 = new HashMap<String, Integer>();
          Map<String, Integer> mp2 = new HashMap<String, Integer>();
          for(String s : s1) mp1.put(s, 0);
          for(String s : s1) mp1.put(s, mp1.get(s)+1);
          for(String s : s2) mp2.put(s, 0);
          for(String s : s2) mp2.put(s, mp2.get(s)+1);
          for(String s : mp1.keySet()) {
            while(mp1.get(s) > 0) {
              if(mp2.containsKey(s)) {
  
                if(mp2.get(s) > 0) {
                  mp1.put(s, mp1.get(s)-1);
                  mp2.put(s, mp2.get(s)-1);
                }
                else break;
              }
              else break;
            }
  
          }
          for(String s : mp2.keySet()) {
            while(mp2.get(s) > 0) {
              if(mp1.containsKey(s)) {
  
                if(mp1.get(s) > 0) {
                  mp2.put(s, mp2.get(s)-1);
                  mp1.put(s, mp1.get(s)-1);
                }
                else break;
              }
              else break;
            }
  
          }
          long sum = 0;
          for(String s : mp1.keySet()) sum += mp1.get(s);
          out.println(sum);
          //out.println(mp1.keySet().size());
        //  out.close();
  
          // StringTokenizer st = new StringTokenizer(bf.readLine());
          // int[] a = new int[n]; for(int i=0; i<n; i++) a[i] = Integer.parseInt(st.nextToken());
          // int n = Integer.parseInt(st.nextToken());
          // int n = scan.nextInt();
  
          out.close(); System.exit(0);
      }
  }
  