#!/usr/bin/env python3
########################################################################
# Solves problem 6 from projectEuler.net.
# Finds the diffrence between the square of the sum and the sum of
# the squares of the first one hundred numbers.
# Copyright (C) 2010 Santiago Alessandri
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see .
#
# You can contact me at san.lt.ss@gmail.com
# Visit my wiki at http://san-ss.wikidot.com
########################################################################
if __name__ == '__main__':
n = 100
result = (((n * (n + 1)) // 2) ** 2) - ((n * (n + 1) * ((2 * n) + 1)) // 6)
print("The result is:", result)