import java.io.*;
import java.util.*;
import java.util.function.*;
import java.util.stream.*;

public class Main {
    static List<Set<Integer>> graph;
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        char[] s = sc.next().toCharArray();
        char[] t = sc.next().toCharArray();
        int ab = 0;
        int ac = 0;
        int bc = 0;
        for (int i = 0; i < n; i++) {
            if (s[i] == t[i]) {
                continue;
            }
            if (s[i] == 'A') {
                if (t[i] == 'B') {
                    ab++;
                } else {
                    ac++;
                }
            } else if (s[i] == 'B' && t[i] == 'C') {
                bc++;
            } else {
                System.out.println("No");
                return;
            }
        }
        System.out.println((ac > 0 && bc == 0) ? "No" : "Yes");
    }
}
class Scanner {
    BufferedReader br;
    StringTokenizer st = new StringTokenizer("");
    StringBuilder sb = new StringBuilder();
    
    public Scanner() {
        try {
            br = new BufferedReader(new InputStreamReader(System.in));
        } catch (Exception e) {
            
        }
    }
    
    public int nextInt() {
        return Integer.parseInt(next());
    }
    
    public long nextLong() {
        return Long.parseLong(next());
    }
    
    public double nextDouble() {
        return Double.parseDouble(next());
    }
    
    public String next() {
        try {
            while (!st.hasMoreTokens()) {
                st = new StringTokenizer(br.readLine());
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            return st.nextToken();
        }
    }
    
}