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 (a[0] < a[1] > a[2] or a[0] > a[1] < a[2]) and (b[0] < b[1] > b[2] or b[0] > b[1] < b[2]):
            print('Yes')
            exit()
        a[i], b[j] = b[j], a[i]
print('No')