import os
import numpy





def sumSquare(n):
    res = 0

    for i in range(n+1):
        res = res + pow(i, 2)

    return res

def squareSum(n):
    return pow(sum(range(n+1)), 2)







def main():
    print("Hello, this is Patrick")

    # s1 = sumSquare(10)
    # s2 = squareSum(10)

    # print(s1, s2)


    print(abs(sumSquare(100) - squareSum(100)))



if __name__ == "__main__":
    main()