def can_transform(S, T):
    for i in range(len(S)):
        if S[i] == 'A' and T[i] == 'B':
            S = S[:i] + S[i:].replace('A', 'B')
        elif S[i] == 'B' and T[i] == 'C':
            S = S[:i] + S[i:].replace('B', 'C')
        elif S[i] != T[i]:
            return "No"
    return "Yes" if S == T else "No"

N = int(input().strip())
S = input().strip()
T = input().strip()

print(can_transform(S, T))