command line rock-paper-scissors game

rockPaperScissors.sh

#!/bin/bash
#
# This is a bash port of a BASIC game from 1973 by Charles Lund:
# https://www.atariarchives.org/basicgames/showpage.php?page=137
#
# author: Alexander Wunschik (https://github.com/mojoaxel)
# license: CC-0 Public Domain

printf "%*s GAME OF ROCK, SCISSORS, PAPER\n" 21
printf "%*s CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY\n" 15
echo ; echo

while true; do
	printf "HOW MANY GAMES "
	read NUMBER_OF_GAMES
	[ $NUMBER_OF_GAMES -ge 11 ] || break;
	echo "SORRY, BUT WE AREN'T ALLOWED TO PLAY THAT MANY."
done

COMPUTER_WINS=0
HUMAN_WINS=0
TIES=0

for GAME_NUMBER in $( seq 1 $NUMBER_OF_GAMES )
do
	echo
	printf "GAME NUMBER %s\n" $GAME_NUMBER

	COMPUTER_PICK=$((RANDOM%3+1))

	while true; do
		echo "3=ROCK...2=SCISSORS...1=PAPER"
		printf "1...2...3...WHAT'S YOUR CHOICE "
		read HUMAN_PICK
		[ $(( (HUMAN_PICK-1)*(HUMAN_PICK-2)*(HUMAN_PICK-3) )) -eq 0 ] && break;
		echo "INVALID."
	done #true

	printf "THIS IS MY CHOICE..."
	if [ $COMPUTER_PICK -eq 1 ]; then
		echo "...PAPER"
	elif [ $COMPUTER_PICK -eq 2 ]; then
		echo "...SCISSORS"
	else
		echo "...ROCK"
	fi

	if [ $COMPUTER_PICK -eq $HUMAN_PICK ]; then
		echo "TIE GAME.  NO WINNER."
		((TIES+=1))
		continue
	elif ([ $COMPUTER_PICK -gt $HUMAN_PICK ] && ([ $COMPUTER_PICK -ne 3 ] || [ $HUMAN_PICK -ne 1 ])) \
		|| ([ $COMPUTER_PICK -eq 1 ] && [ $HUMAN_PICK -eq 3 ]); then
		echo "WOW!  I WIN!!!"
		((COMPUTER_WINS+=1))
		continue
	else
		echo "YOU WIN!!!"
		((HUMAN_WINS+=1))
		continue
	fi
done #GAME_NUMBER

echo
echo "HERE IS THE FINAL GAME SCORE:"
printf "I HAVE WON %d GAME(S).\n" $COMPUTER_WINS
printf "YOU HAVE WON %d GAME(S).\n" $HUMAN_WINS
printf "AND %d GAME(S) ENDED IN A TIE.\n" $TIES
echo
echo "THANKS FOR PLAYING!!"

One thing is clear after writing this: I HATE BASH! It's a horror of a programming language!