#!/usr/bin/perl
# This is a quick program to calculate pi using the Monte Carlo method.
# I recomend inputting a value for $cycles greater that 1000.
# I am working on a detailed explanation of how and why this works.
# I will add it as soon as I'm done.
use strict;
my ($cycles, $i, $yespi, $pi) = 0;
srand;
#print "Please enter number of cycles\n";
print "Please enter the amount of cycles:";
chomp($cycles = );
while ($i < $cycles) {
my ($x, $y, $cdnt) = 0;
$x = rand;
$y = rand;
$cdnt = $x**2 + $y**2;
if ($cdnt <= 1) {
++$yespi;
}
++$i;
}
$pi = ($yespi / $cycles) * 4;
print "Pi is $pi\n";