#!/bin/bash
echo What is your number?
echo What is your number? > quiz1.txt                              #"What is your number?"を表示し、quiz1.txtにもそれを書き込む。
read a
echo "$a" >> quiz1.txt                                             #入力した数字をaとして読み込み、quiz1.txtにその値を書き込む。
b=$1                                                               #引数$1をbとする。
while [ $a -ne $b ]                                                #a≠bである限り、do〜doneがくり返して実行される。
do
  if [ $a -gt $b ]
    then echo Your number is larger than the answer.
         echo Your number is larger than the answer. >> quiz1.txt  #もしa>bが真ならば、"Your number is larger than the answer."を表示し、quiz1.txtにもそれを書き込む。
    else echo Your number is smaller than the answer.
         echo Your number is smaller than the answer. >> quiz1.txt
  fi                                                               #もしa>bが偽ならば、"Your number is smaller than the answer."を表示し、quiz1.txtにもそれを書き込む。
  echo What is your number?
  echo What is your number? >> quiz1.txt                           #"What is your number?"を表示し、quiz1.txtにもそれを書き込む。
  read a
  echo "$a" >> quiz1.txt                                           #入力した数字をaとして読み込み、quiz1.txtにその値を書き込む。
done
echo Your number matches the answer!
echo Your number matches the answer! >> quiz1.txt                  #"Your number matches the answer!"を表示し、quiz1.txtにもそれを書き込む。