#!/bin/bash

if (($# == 0)); then
echo $(($RANDOM % 11))
elif (($# == 1)); then
	if (($1 > 0)); then
	echo $(($RANDOM % ($1+1)))
	elif (($1 == 0)); then
		echo 0
	else
		echo $(($RANDOM % (-1*$1+1) + $1))
	fi
	elif (($# == 2)); then
		if (($1 > $2)); then
			echo $(($RANDOM % $(($1-$2+1)) + $2))
		else
			echo $(($RANDOM % $(($2-$1+1)) + $1))
		fi
else
	 echo "Too many parameters"
fi