#yuki1366
def f(s):
 x=s[0]
 y=s[1]
 z=s[2]
 if (x<y>z or x>y<z) and (x!=z):
  return True
 return False
 
a=list(map(int,input().split()))
b=list(map(int,input().split()))
for i in range(3):
 for j in range(3):
  a[i],b[j]=b[j],a[i]
  if f(a) and f(b):
   print('Yes')
   exit()
  a[i],b[j]=b[j],a[i]
print('No')