n=int(input())
s=input()
t=input()
cnt=[0,0,0]

for i in range(n):
	if s[i]==t[i]:
		continue
	if s[i]=='A':
		if t[i]=='B':
			cnt[0]+=1
		elif t[i]=='C':
			cnt[1]+=1
	elif s[i]=='B':
		if t[i]=='C':
			cnt[2]+=1
		else:
			print('No')
			exit()
	else:
		print('No')
		exit()
			
if cnt[2]>0:
	cnt[1]=0
	
if cnt[2]==cnt[0]:
	cnt[2]=0
	cnt[0]=0
	
if cnt==[0,0,0]:
	print('Yes')
else:
	print('No')