#!/bin/bash

path="/home/folder_2/b.exe"
mkdir ~/folder_2
mkdir ~/folder_1
cd folder_2
touch a.out
touch b.exe
touch c.html
touch d.xhtml
touch e.htm
touch html.xml
touch f.htmlhtm
cd ~/folder_1
touch a1b
touch a2b
touch a3b
touch .a4b
ln -s a5b $path
ls -l a5b
chmod 444 a1b
chmod 652 .a4b
chmod 510 b.exe
chmod 755 c.html
chmod 357 html.xml

chmod u+x .a4b
chmod g+r .a4b
chmod o-r .a4b

chmod u-w b.exe
chmod u+x b.exe
chmod g+x b.exe
chmod o-r b.exe
chmod o+x b.exe

chmod o-w html.xml