game.sh

#!/bin/bash

echo -e "\n NumberJack \n"
ch=0
while [ $ch -ne 3 ]; do
  echo " 
     PLAY : Hit 1 and enter.
     HELP : Hit 2 and enter.
     EXIT : Hit 3 and enter.
     "
  read -rp "Enter your choice : " ch
  if [ "$ch" -eq 1 ]; then
    x=0
    c=0
    p=0
    read -rp "Enter any number between 0 and 9 : " n
    while [ $c -eq 0 ]; do
      x=11
      r=("$(shuf -i 0-9 -n 10)")
      echo "${r[@]}"
      for i in {1..10}; do
        a[$i]=$i
      done
      echo "${a[@]}"
      read -rt 5 -p "Enter the index of your number : " x
      if [[ $? -gt 128 ]]; then
        c=1
        break
      fi
      if [ "${r[((x - 1))]}" -eq "$n" ]; then
        echo "Great"
        (( p++ ))
      else
        c=1
        break
      fi
    done
  elif [ "$ch" -eq 2 ]; then
    echo "HELP: INSTRUCTIONS TO PLAY THE GAME. "
  else
    break
  fi
  if [ "$c" -eq 1 ]; then
    echo -e "\nGAME OVER\n"
    echo "You scored $p points"
  fi
done