#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Fri Sep  4 21:18:16 2026

@author: joseph

Write a short Python function that takes a positive integer n and returns the 
sum of the squares of all the positive integers smaller than n.
"""

def squares_sum(n):
    list = []
    while n >= 2:
        n = n - 1
        list.append(n)
        if n == 1:
            square_list = [m*m for m in list]
            squares = sum(square_list)
            print(squares)
            
                
squares_sum(int(input("Enter a positive integer: ")))