ls -a /usr/local/bin /usr/bin /bin ~
Standard input is empty
/bin: . .. bash cat chacl chgrp chmod chown cp dash date dd df dir dmesg dnsdomainname domainname echo egrep false fgrep findmnt fuser getfacl grep gunzip gzexe gzip hostname ip journalctl kill ln login loginctl ls lsblk machinectl mkdir mknod mktemp more mount mountpoint mv nisdomainname pidof ps pwd rbash readlink rm rmdir run-parts sed setfacl sh sh.distrib sleep ss stty su sync systemctl systemd systemd-ask-password systemd-escape systemd-inhibit systemd-machine-id-setup systemd-notify systemd-tmpfiles systemd-tty-ask-password-agent tailf tar tempfile touch true udevadm umount uname uncompress vdir wdctl which ypdomainname zcat zcmp zdiff zegrep zfgrep zforce zgrep zless zmore znew /home/Q4l6J9: . .. prog.sh /usr/bin: . .. [ a2p addpart addr2line apt apt-cache apt-cdrom apt-config apt-get apt-key apt-mark ar arch as awk base64 basename bashbug bc bin2obj bin2obj-2.6.4 busctl c2ph captoinfo catchsegv c++filt chacl chage chattr chcon chfn chicken chicken-bug chicken-install chicken-profile chicken-status chicken-uninstall chmcmd chmcmd-2.6.4 chmls chmls-2.6.4 chrt chsh cksum clear clear_console clips clisp clisp-link cmp comm compose config_data config_data.diverted corelist cpan cpansign c_rehash csc csi csplit ctstat cut data2inc data2inc-2.6.4 debconf debconf-apt-progress debconf-communicate debconf-copydb debconf-escape debconf-set-selections debconf-show delp delp-2.6.4 delpart dh_installxmlcatalogs diff diff3 dircolors dirname dpkg dpkg-deb dpkg-divert dpkg-maintscript-helper dpkg-query dpkg-split dpkg-statoverride dpkg-trigger du dwp edit elfedit enc2xs env expand expiry expr factor faillog fallocate fd2pascal-2.6.4 file file-rename find find2perl flock fmt fold fpc fpc-2.6.4 fpc-depends fpc-depends-2.6.4 fpclasschart fpclasschart-2.6.4 fpcmake fpcmake-2.6.4 fpcmkcfg-2.6.4 fpcres fpcres-2.6.4 fpcsubst fpcsubst-2.6.4 fpdoc fpdoc-2.6.4 fppkg fppkg-2.6.4 fprcp fprcp-2.6.4 free funzip gawk gencat getconf getent getfacl getopt gforth gforth-0.7.2 gforth-fast gforth-fast-0.7.2 gforth-itc gforth-itc-0.7.2 gforthmi gforthmi-0.7.2 gold gpasswd gpg gpgsplit gpgv gpg-zip gprof grab_vcsa-2.6.4 groups gst gst-convert gst-doc gst-load gst-package gst-profile gst-reload gst-remote gst-sunit guile guile-2.0 h2pas h2pas-2.6.4 h2paspp h2paspp-2.6.4 h2ph h2xs head hostid hostnamectl i386 i486-linux-gnu-addr2line i486-linux-gnu-ar i486-linux-gnu-as i486-linux-gnu-c++filt i486-linux-gnu-dwp i486-linux-gnu-elfedit i486-linux-gnu-gprof i486-linux-gnu-ld i486-linux-gnu-ld.bfd i486-linux-gnu-ld.gold i486-linux-gnu-nm i486-linux-gnu-objcopy i486-linux-gnu-objdump i486-linux-gnu-ranlib i486-linux-gnu-readelf i486-linux-gnu-size i486-linux-gnu-strings i486-linux-gnu-strip i586-linux-gnu-addr2line i586-linux-gnu-ar i586-linux-gnu-as i586-linux-gnu-c++filt i586-linux-gnu-dwp i586-linux-gnu-elfedit i586-linux-gnu-gprof i586-linux-gnu-ld i586-linux-gnu-ld.bfd i586-linux-gnu-ld.gold i586-linux-gnu-nm i586-linux-gnu-objcopy i586-linux-gnu-objdump i586-linux-gnu-ranlib i586-linux-gnu-readelf i586-linux-gnu-size i586-linux-gnu-strings i586-linux-gnu-strip iconv id ifpc ifpc-2.6.4 igawk infocmp infotocap install instantfpc instmodsh ionice ipcmk ipcrm ipcs ischroot join js24 json_pp killall last lastb lastlog lcf ld ld.bfd ldd ld.gold ldrdf libnetcfg line link linux32 linux64 lnstat locale localectl localedef logger logname lsattr lscpu lslocks lsof lspgpot lua lua5.2 luac luac5.2 makeskel makeskel-2.6.4 mawk mcookie md5sum md5sum.textutils mesg mkfifo mtrace namei nasm nawk ncurses5-config ncursesw5-config ndisasm newgrp nice nl nm nohup nproc nqp-p nsenter nstat numfmt objcopy objdump od oldfind omshell openssl pager parrot partx passwd paste pathchk pc pcre-config peekfd perl perl5.20.1 perl6 perl6-debug-p perl6-p perlbug perldoc perlivp perlthanks pg pgrep phar php php5 piconv pike pike7.8 pinky pkill pl2pm pldd plex plex-2.6.4 pmap pod2html pod2latex pod2man pod2readme pod2text pod2usage podchecker podselect postw32 postw32-2.6.4 ppc386 ppc386-2.6.4 ppdep ppdep-2.6.4 ppudump ppudump-2.6.4 ppufiles ppufiles-2.6.4 ppumove ppumove-2.6.4 pr prename prepend.cli print printenv printf prlimit prove prtstat psed pstree pstree.x11 pstruct ptar ptardiff ptargrep ptop ptop-2.6.4 ptx pwdx pyacc pyacc-2.6.4 ranlib rdf2bin rdf2com rdf2ihx rdf2ith rdf2srec rdfdump rdflib rdx readelf realpath relpath relpath-2.6.4 rename rename.ul renice reset resizepart rev rgrep rmcvsdir rmcvsdir-2.6.4 routef routel rpcgen rstconv rstconv-2.6.4 rtstat runcon run-mailcap s2p savelog script scriptreplay sdiff see select-editor sensible-browser sensible-editor sensible-pager seq setarch setfacl setsid setterm sg sha1sum sha224sum sha256sum sha384sum sha512sum shasum shred shuf size skill slabtop snice sort sotruss splain split sprof sqlite3 stat stdbuf strings strip sum systemd-analyze systemd-cat systemd-cgls systemd-cgtop systemd-delta systemd-detect-virt systemd-nspawn systemd-path systemd-run systemd-stdio-bridge tabs tac tail taskset tclsh tclsh8.6 tee test tic timedatectl timeout tload toe top touch tput tr truncate tset tsort tty tzselect ucf ucfq ucfr unexpand uniq unitdiff unitdiff-2.6.4 unlink unshare unzip unzipsfx update-alternatives uptime users utmpdump vmgen vmgen-0.7.2 vmstat w wall watch wc whereis which who whoami w.procps xargs xsubpp yes zdump zip zipcloak zipdetails zipgrep zipinfo zipnote zipsplit /usr/local/bin: . ..