source_code: import java.io.BufferedReader;
  import java.io.BufferedWriter;
  import java.io.IOException;
  import java.io.InputStreamReader;
  import java.io.OutputStreamWriter;
  import java.io.PrintWriter;
  import java.util.StringTokenizer;
  
  public class Edu_46A {
  
  	public static void main(String[] args) throws IOException {
  		BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
  		PrintWriter printer = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));
  		int nE = Integer.parseInt(reader.readLine());
  
  		int[][] cnt = new int[][] { { 0, 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 } };
  
  		for (int i = 0; i < nE; i++) {
  			String nxt = reader.readLine();
  			if (nxt.equals("S")) {
  				cnt[0][0]++;
  			}
  			if (nxt.equals("M")) {
  				cnt[0][1]++;
  			}
  			if (nxt.equals("L")) {
  				cnt[0][2]++;
  			}
  			if (nxt.equals("XS")) {
  				cnt[1][0]++;
  			}
  			if (nxt.equals("XL")) {
  				cnt[1][1]++;
  			}
  			if (nxt.equals("XXS")) {
  				cnt[2][0]++;
  			}
  			if (nxt.equals("XXL")) {
  				cnt[2][1]++;
  			}
  			if (nxt.equals("XXXS")) {
  				cnt[3][0]++;
  			}
  			if (nxt.equals("XXXL")) {
  				cnt[3][1]++;
  			}
  		}
  
  		for (int i = 0; i < nE; i++) {
  			String nxt = reader.readLine();
  			if (nxt.equals("S")) {
  				cnt[0][0]--;
  			}
  			if (nxt.equals("M")) {
  				cnt[0][1]--;
  			}
  			if (nxt.equals("L")) {
  				cnt[0][2]--;
  			}
  			if (nxt.equals("XS")) {
  				cnt[1][0]--;
  			}
  			if (nxt.equals("XL")) {
  				cnt[1][1]--;
  			}
  			if (nxt.equals("XXS")) {
  				cnt[2][0]--;
  			}
  			if (nxt.equals("XXL")) {
  				cnt[2][1]--;
  			}
  			if (nxt.equals("XXXS")) {
  				cnt[3][0]--;
  			}
  			if (nxt.equals("XXXL")) {
  				cnt[3][1]--;
  			}
  		}
  
  		int ans = 0;
  		for (int i = 1; i <= 3; i++) {
  			ans += Math.abs(cnt[i][0]);
  		}
  
  		int max = 0;
  		for (int i = 0; i < 3; i++) {
  			max = Math.max(max, Math.abs(cnt[0][i]));
  		}
  		ans += max;
  		printer.println(ans);
  		printer.close();
  	}
  }
  