import sys
input = sys.stdin.readline
from collections import defaultdict,deque,Counter

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

cnt = Counter([s+t for s,t in zip(S,T) if s!=t])
def solve(cnt):
    # (B,A) (C,A) があったらNo
    if "BA" in cnt or "CA" in cnt or "CB" in cnt:
        return False
    # (A,C), (B,C) -> (B,C),(C,C)
    if cnt["AC"]>0 and cnt["BC"]==0:
        return False
    n = cnt["AC"]
    cnt[""]
    # (A,B),(B,C) -> (B,B),(C,C)
    return cnt["AB"]==cnt["BC"]

print("Yes" if solve(cnt) else "No")