# T=int(input())
# for _ in range(T):
#   x1,y1,x2,y2,X1,Y1,X2,Y2=map(int,input().split())

N=int(input())
S=input()
T=input()
if S==T:
  print('Yes')
  exit()
x,y,z=0,0,0
for i in range(N):
  s,t=S[i],T[i]
  if s!=t:
    if s=='A' and t=='B':
      x+=1
    elif s=='A' and t=='C':
      y+=1
    elif s=='B' and t=='C':
      z+=1
    else:
      print('No')
      exit()
if x!=z:
  print('No')
  exit()
if z>0:
  print('Yes')
else:
  print('No')