class Rectangle:
    def __init__(self, length, width):
        self.length = length
        self.width = width

    def area(self):
        return self.length * self.width

    def perimeter(self):
        return 2 * self.length + 2 * self.width
class Square(Rectangle):
    def __init__(self, length):
        super().__init__(length, length)

sq = Square(5)
print(sq.area())
print(sq.perimeter())

# Coded By Dhiraj Shelke