#!/usr/bin/perl
$num1=$ARGV[0];
$num2=$ARGV[1];
if ( @ARGV < 2 )
{
print "Number of arguments must be two \n"
}
elsif ( @ARGV > 2 )
{
print "Number of arguments cannot be more than 2 \n"
}
else
{
($num=$num1++);
print $num;
print "\n";

}
unless ($num1=$num2)
{
print $num2;
}