#include <bits/stdc++.h>
#ifdef LOCAL
#include "./debug.cpp"
#else
#define debug(...)
#define print_line
#endif
using namespace std;
using ll = long long;

int main() {
    int N;
    string S, T;
    cin >> N >> S >> T;

    int ab = 0, ac = 0, bc = 0;
    bool ok = true;
    for (int i = 0; i < N; i++) {
        if (S[i] != T[i]) {
            if (S[i] == 'A' && T[i] == 'B') {
                ab++;
            } else if (S[i] == 'A' && T[i] == 'C') {
                ac++;
            } else if (S[i] == 'B' && T[i] == 'C') {
                bc++;
            } else {
                ok = false;
            }
        }
    }

    auto F = [](auto&& F, int ab, int ac, int bc) -> bool {
        if (bc >= ac) {
            return bc == ab;
        } else if (bc > 0) {
            return F(F, ab, ac - bc, bc);
        } else {
            return false;
        }
    };

    puts(ok && F(F, ab, ac, bc) ? "Yes" : "No");
}