import math

class Point:
    # Конструктор
    def __init__(self, first_arg=0, second_arg=0):
        if type(first_arg) == str:
            self.x, self.y = map(float, first_arg.split())
        else:
            self.x = first_arg
            self.y = second_arg
    
    def dist(self):
        return math.hypot(self.x, self.y)
    
    # Переопределение перевода в строку
    def __str__(self):
        return str(self.x) + " " + str(self.y)

class Vector:
    # Конструктор
    def __init__(self, first_arg=0, second_arg=0):
        if type(first_arg) == str:
            self.x, self.y = map(float, first_arg.split())
        elif type(first_arg) == Point:
            self.x = second_arg.x - first_arg.x
            self.y = second_arg.y - first_arg.y
        else:
            self.x = first_arg
            self.y = second_arg
    
    def dist(self):
        return math.hypot(self.x, self.y)
    
    def __str__(self):
        return str(self.x) + " " + str(self.y)

    # Пример перегрузки оператора "%"
    def __mod__(self, other):
        return self.x * other.y - self.y * other.x
    
    # Пример перегрузки оператора "*"
    def __mul__(self, other):
        return self.x * other.y + self.y * other.y


P = Point(input())
A = Point(input())
B = Point(input())
AB = Vector(A, B)
AP = Vector(A, P)
if AB % AP == 0 and AB * AP >= 0:
    print("YES")
else:
    print("NO")
print(AB)