#!/usr/bin/perl

$x = 3;
$y = 5;

$x += 1;
# same thing as $x = $x + 1;

$z = $x + $y;
print "$z = $x + $y\n";

$x /= 2;
print "x = $x\n";
# prints x = 2

# example of turning integer to floating point
$y /= 2;
print "y = $y\n";
# prints y = 2.5