@staticmethod
def p6():
    a = np.arange(101)
    b = np.cumsum((a ** 2))
    a = a.cumsum()
    print(((a[100] ** 2) - b[100]))
@staticmethod
def p6():
    a = np.arange(101)
    b = np.cumsum((a ** 2))
    a = a.cumsum()
    print(((a[100] ** 2) - b[100]))