total 20
drwxr-xr-x 2 root root 4096 Aug 24  2019 .
drwxr-xr-x 3 root root 4096 Aug 24  2019 ..
-rw-r--r-- 1 root root   82 Aug 24  2019 flag.php
-rw-r--r-- 1 root root   31 Aug 24  2019 hello.php
-rw-r--r-- 1 root root  605 Aug 24  2019 index.php