<?php
include "helper.php";
function sumOfSquares($max)
{
$x = 1;
$sum = 0;
while ($x <= $max) {
$sum += $x * $x;
$x++;
}
return $sum;
}
function squareOfSums($max)
{
$x = 1;
$sum = 0;
while ($x <= $max) {
$sum += $x;
$x++;
}
return $sum * $sum;
}
$num = 100;
result(25164150, squareOfSums($num) - sumOfSquares($num));
function difference($max)
{
return squareOfSums($max) - sumOfSquares($max);
}
public function testSumOfSquaresTo100()
{
$this->markTestSkipped();
$this->assertEquals(338350, sumOfSquares(100));
}
function difference($input)
{
return squareOfSums($input) - sumOfSquares($input);
}
Find the difference between the sum of the squares of the first one hundred natural numbers and the square of the sum .
*/
$a = 1;
$b = 100;
function sumOfSquares($num1, $num2)
{
foreach (range($num1, $num2) as $number) {
$squaredNumber = pow($number, 2);
$total += $squaredNumber;
}
echo "The total of sumOfSquares is {$total}" . '<br>';
return $total;
}
function squareOfSum($num1, $num2)
{
foreach (range($num1, $num2) as $number) {
$total += $number;
}
$grandTotal = pow($total, 2);
echo "The total of square of sums is {$grandTotal}" . '<br>';
return $grandTotal;
}
function diffInSums($grandTotal, $total)
{
$superGrand = $total - $grandTotal;
echo "The super grand total is {$superGrand}" . '<br>';
}
//sumOfSquares(1, 10);
//squareOfSum(1, 10);
diffInSums(sumOfSquares($a, $b), squareOfSum($a, $b));
function difference($value)
{
return squareOfSums($value) - sumOfSquares($value);
}
