def iskadomatu(a):
    if a[0]<a[1] and a[1]>a[2]:
        return True
    elif a[0]>a[1] and a[1]<a[2]:
        return True
    else:
        return False
a=[int(i) for i in input().split()]
b=[int(i) for i in input().split()]
for i in range(3):
    for j in range(3):
        a[i],b[j]=b[j],a[i]
        if iskadomatu(a) and iskadomatu(b):
            print("Yes")
            exit()
        a[i],b[j]=b[j],a[i]
print("No")