a = list(map(int, input().split()))
b = list(map(int, input().split()))

valid = False
for i in range(3):
    for j in range(3):
        a[i], b[j] = b[j], a[i]
        cur = True
        if a[0] == a[1] or a[1] == a[2] or a[2] == a[0]:
            cur = False
        if b[0] == b[1] or b[1] == b[2] or b[2] == b[0]:
            cur = False
        if not ((a[0] > a[1] and a[1] < a[2]) or (a[0] < a[1] and a[1] > a[2])):
            cur = False
        if not ((b[0] > b[1] and b[1] < b[2]) or (b[0] < b[1] and b[1] > b[2])):
            cur = False

        a[i], b[j] = b[j], a[i]
        if cur:
            valid = True

if valid:
    print("Yes")
else:
    print("No")