What is printed by the function foo5()? class Point: def __init__(self, x, y): self.x = x self.y = y def diff(self, p): self.x = self.x - p.x self.y = self.y - p.y def show(self): print(self.x, self.y) def foo5(): p1 = Point(4, 5) p2 = Point(7, 8) p3 = Point(2, 1) p2.diff(p1) p2.diff(p3) p2.show() p3.show()

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