/l3/users/20-10-2014/NT-Ladm/debian4.net.nt/root :1 :2 :3 :4 :5 :6 :7 :8 :9 :10 :11 :12 :13 :14 :15 :16 :17 |
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#sed 's/:/ /g' /etc/passwd
root x 0 0 root /root /bin/bash daemon x 1 1 daemon /usr/sbin /bin/sh bin x 2 2 bin /bin /bin/sh sys x 3 3 sys /dev /bin/sh sync x 4 65534 sync /bin /bin/sync games x 5 60 games /usr/games /bin/sh man x 6 12 man /var/cache/man /bin/sh lp x 7 7 lp /var/spool/lpd /bin/sh mail x 8 8 mail /var/mail /bin/sh news x 9 9 news /var/spool/news /bin/sh ... backup x 34 34 backup /var/backups /bin/sh list x 38 38 Mailing List Manager /var/list /bin/sh irc x 39 39 ircd /var/run/ircd /bin/sh gnats x 41 41 Gnats Bug-Reporting System (admin) /var/lib/gnats /bin/sh nobody x 65534 65534 nobody /nonexistent /bin/sh libuuid x 100 101 /var/lib/libuuid /bin/sh Debian-exim x 101 103 /var/spool/exim4 /bin/false user x 1000 1000 user,,, /home/user /bin/bash sshd x 102 65534 /var/run/sshd /usr/sbin/nologin student x 1001 1001 /home/student /bin/bash |
#sed 's///-/g' /etc/passwd
![]() sed: -e выражение #1, символ 5: неизвестный модификатор к `s' |
#sed 's///-/g' /etc/passwd
![]() sed: -e выражение #1, символ 5: неизвестный модификатор к `s' |
#sed 's/'/'/-/g' /etc/passwd
![]() sed: -e выражение #1, символ 5: неизвестный модификатор к `s' |
#sed 's/ /-/g' /etc/passwd
root:x:0:0:root:/root:/bin/bash daemon:x:1:1:daemon:/usr/sbin:/bin/sh bin:x:2:2:bin:/bin:/bin/sh sys:x:3:3:sys:/dev:/bin/sh sync:x:4:65534:sync:/bin:/bin/sync games:x:5:60:games:/usr/games:/bin/sh man:x:6:12:man:/var/cache/man:/bin/sh lp:x:7:7:lp:/var/spool/lpd:/bin/sh mail:x:8:8:mail:/var/mail:/bin/sh news:x:9:9:news:/var/spool/news:/bin/sh ... backup:x:34:34:backup:/var/backups:/bin/sh list:x:38:38:Mailing-List-Manager:/var/list:/bin/sh irc:x:39:39:ircd:/var/run/ircd:/bin/sh gnats:x:41:41:Gnats-Bug-Reporting-System-(admin):/var/lib/gnats:/bin/sh nobody:x:65534:65534:nobody:/nonexistent:/bin/sh libuuid:x:100:101::/var/lib/libuuid:/bin/sh Debian-exim:x:101:103::/var/spool/exim4:/bin/false user:x:1000:1000:user,,,:/home/user:/bin/bash sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin student:x:1001:1001::/home/student:/bin/bash |
#sed 's/:.*//' /etc/pa
![]() pam.conf pam.d/ passwd passwd- |
#ls /etc
acpi default init.d magic profile sgml adduser.conf deluser.conf initramfs-tools magic.mime profile.d shadow adjtime dhcp inittab mailcap protocols shadow- aliases discover.conf.d inputrc mailcap.order python shells alternatives discover-modprobe.conf insserv mailname python2.7 skel apt dpkg insserv.conf manpath.config rc0.d ssh bash.bashrc email-addresses insserv.conf.d mime.types rc1.d ssl bash_completion environment iproute2 mke2fs.conf rc2.d staff-group-for-usr-local bash_completion.d exim4 issue modprobe.d rc3.d sysctl.conf bindresvport.blacklist file issue.net modules rc4.d sysctl.d ... console-cyrillic group- ld.so.conf.d networks resolv.conf udev console-setup grub.d lilalo nsswitch.conf rmt ufw cron.d gshadow locale.alias opt rpc vim cron.daily gshadow- locale.gen os-release rsyslog.conf w3m cron.hourly host.conf localtime pam.conf rsyslog.d wgetrc cron.monthly hostname logcheck pam.d screenrc X11 crontab hosts login.defs passwd securetty xml cron.weekly hosts.allow logrotate.conf passwd- security debconf.conf hosts.deny logrotate.d perl selinux debian_version init lynx-cur ppp services |
#ln /etc/passwd /passwd
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#ls
1.txt 3.txt d1 f6 install letter passwd student_con unsorted words 2.txt backup d2 f7 ip newfile proj test wget.txt |
#ls /etc
acpi default init.d magic profile sgml adduser.conf deluser.conf initramfs-tools magic.mime profile.d shadow adjtime dhcp inittab mailcap protocols shadow- aliases discover.conf.d inputrc mailcap.order python shells alternatives discover-modprobe.conf insserv mailname python2.7 skel apt dpkg insserv.conf manpath.config rc0.d ssh bash.bashrc email-addresses insserv.conf.d mime.types rc1.d ssl bash_completion environment iproute2 mke2fs.conf rc2.d staff-group-for-usr-local bash_completion.d exim4 issue modprobe.d rc3.d sysctl.conf bindresvport.blacklist file issue.net modules rc4.d sysctl.d ... console-cyrillic group- ld.so.conf.d networks resolv.conf udev console-setup grub.d lilalo nsswitch.conf rmt ufw cron.d gshadow locale.alias opt rpc vim cron.daily gshadow- locale.gen os-release rsyslog.conf w3m cron.hourly host.conf localtime pam.conf rsyslog.d wgetrc cron.monthly hostname logcheck pam.d screenrc X11 crontab hosts login.defs passwd securetty xml cron.weekly hosts.allow logrotate.conf passwd- security debconf.conf hosts.deny logrotate.d perl selinux debian_version init lynx-cur ppp services |
#ls
1.txt 3.txt d1 f6 install letter passwd student_con unsorted words 2.txt backup d2 f7 ip newfile proj test wget.txt |
#sed 's/[^a]//g' /etc/passwd | wc -c
67 |
#sed 's/[^:]//g' /etc/passwd | wc -c
161 |
#sed 's/[^/]//g' /etc/passwd | wc -c
119 |
#sed 's/[! ]/-/g' /etc/passwd
root:x:0:0:root:/root:/bin/bash daemon:x:1:1:daemon:/usr/sbin:/bin/sh bin:x:2:2:bin:/bin:/bin/sh sys:x:3:3:sys:/dev:/bin/sh sync:x:4:65534:sync:/bin:/bin/sync games:x:5:60:games:/usr/games:/bin/sh man:x:6:12:man:/var/cache/man:/bin/sh lp:x:7:7:lp:/var/spool/lpd:/bin/sh mail:x:8:8:mail:/var/mail:/bin/sh news:x:9:9:news:/var/spool/news:/bin/sh ... backup:x:34:34:backup:/var/backups:/bin/sh list:x:38:38:Mailing-List-Manager:/var/list:/bin/sh irc:x:39:39:ircd:/var/run/ircd:/bin/sh gnats:x:41:41:Gnats-Bug-Reporting-System-(admin):/var/lib/gnats:/bin/sh nobody:x:65534:65534:nobody:/nonexistent:/bin/sh libuuid:x:100:101::/var/lib/libuuid:/bin/sh Debian-exim:x:101:103::/var/spool/exim4:/bin/false user:x:1000:1000:user,,,:/home/user:/bin/bash sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin student:x:1001:1001::/home/student:/bin/bash |
#sed 's/[/]/! /g' /etc/passwd
root:x:0:0:root:! root:! bin! bash daemon:x:1:1:daemon:! usr! sbin:! bin! sh bin:x:2:2:bin:! bin:! bin! sh sys:x:3:3:sys:! dev:! bin! sh sync:x:4:65534:sync:! bin:! bin! sync games:x:5:60:games:! usr! games:! bin! sh man:x:6:12:man:! var! cache! man:! bin! sh lp:x:7:7:lp:! var! spool! lpd:! bin! sh mail:x:8:8:mail:! var! mail:! bin! sh news:x:9:9:news:! var! spool! news:! bin! sh ... backup:x:34:34:backup:! var! backups:! bin! sh list:x:38:38:Mailing List Manager:! var! list:! bin! sh irc:x:39:39:ircd:! var! run! ircd:! bin! sh gnats:x:41:41:Gnats Bug-Reporting System (admin):! var! lib! gnats:! bin! sh nobody:x:65534:65534:nobody:! nonexistent:! bin! sh libuuid:x:100:101::! var! lib! libuuid:! bin! sh Debian-exim:x:101:103::! var! spool! exim4:! bin! false user:x:1000:1000:user,,,:! home! user:! bin! bash sshd:x:102:65534::! var! run! sshd:! usr! sbin! nologin student:x:1001:1001::! home! student:! bin! bash |
#sed 's/[/]/\t/g' /etc/passwd
root:x:0:0:root: root: bin bash daemon:x:1:1:daemon: usr sbin: bin sh bin:x:2:2:bin: bin: bin sh sys:x:3:3:sys: dev: bin sh sync:x:4:65534:sync: bin: bin sync games:x:5:60:games: usr games: bin sh man:x:6:12:man: var cache man: bin sh lp:x:7:7:lp: var spool lpd: bin sh mail:x:8:8:mail: var mail: bin sh news:x:9:9:news: var spool news: bin sh ... backup:x:34:34:backup: var backups: bin sh list:x:38:38:Mailing List Manager: var list: bin sh irc:x:39:39:ircd: var run ircd: bin sh gnats:x:41:41:Gnats Bug-Reporting System (admin): var lib gnats: bin sh nobody:x:65534:65534:nobody: nonexistent: bin sh libuuid:x:100:101:: var lib libuuid: bin sh Debian-exim:x:101:103:: var spool exim4: bin false user:x:1000:1000:user,,,: home user: bin bash sshd:x:102:65534:: var run sshd: usr sbin nologin student:x:1001:1001:: home student: bin bash |
#sed 's/[:|/]/\t/g' /etc/passwd
root x 0 0 root root bin bash daemon x 1 1 daemon usr sbin bin sh bin x 2 2 bin bin bin sh sys x 3 3 sys dev bin sh sync x 4 65534 sync bin bin sync games x 5 60 games usr games bin sh man x 6 12 man var cache man bin sh lp x 7 7 lp var spool lpd bin sh mail x 8 8 mail var mail bin sh news x 9 9 news var spool news bin sh ... backup x 34 34 backup var backups bin sh list x 38 38 Mailing List Manager var list bin sh irc x 39 39 ircd var run ircd bin sh gnats x 41 41 Gnats Bug-Reporting System (admin) var lib gnats bin sh nobody x 65534 65534 nobody nonexistent bin sh libuuid x 100 101 var lib libuuid bin sh Debian-exim x 101 103 var spool exim4 bin false user x 1000 1000 user,,, home user bin bash sshd x 102 65534 var run sshd usr sbin nologin student x 1001 1001 home student bin bash |
#sed 's/[:|/]/\t/g' /etc/passwd | tr -c [[:punct:]]
![]() tr: пропущен операнд после «[[:punct:]]» При преобразовании необходимо задать две строки. Попробуйте «tr --help» для получения более подробного описания. |
#sed 's/[:|/]/\t/g' /etc/passwd | tr -c [:punct:]
![]() tr: пропущен операнд после «[:punct:]» При преобразовании необходимо задать две строки. Попробуйте «tr --help» для получения более подробного описания. |
#sed 's/[:|/]/\t/g' /etc/passwd | tr -d [:punct:]
root x 0 0 root root bin bash daemon x 1 1 daemon usr sbin bin sh bin x 2 2 bin bin bin sh sys x 3 3 sys dev bin sh sync x 4 65534 sync bin bin sync games x 5 60 games usr games bin sh man x 6 12 man var cache man bin sh lp x 7 7 lp var spool lpd bin sh mail x 8 8 mail var mail bin sh news x 9 9 news var spool news bin sh ... backup x 34 34 backup var backups bin sh list x 38 38 Mailing List Manager var list bin sh irc x 39 39 ircd var run ircd bin sh gnats x 41 41 Gnats BugReporting System admin var lib gnats bin sh nobody x 65534 65534 nobody nonexistent bin sh libuuid x 100 101 var lib libuuid bin sh Debianexim x 101 103 var spool exim4 bin false user x 1000 1000 user home user bin bash sshd x 102 65534 var run sshd usr sbin nologin student x 1001 1001 home student bin bash |
#sed 's/[/]/\t/g' /etc/passwd | tr -d [:punct:]
rootx00root root bin bash daemonx11daemon usr sbin bin sh binx22bin bin bin sh sysx33sys dev bin sh syncx465534sync bin bin sync gamesx560games usr games bin sh manx612man var cache man bin sh lpx77lp var spool lpd bin sh mailx88mail var mail bin sh newsx99news var spool news bin sh ... backupx3434backup var backups bin sh listx3838Mailing List Manager var list bin sh ircx3939ircd var run ircd bin sh gnatsx4141Gnats BugReporting System admin var lib gnats bin sh nobodyx6553465534nobody nonexistent bin sh libuuidx100101 var lib libuuid bin sh Debianeximx101103 var spool exim4 bin false userx10001000user home user bin bash sshdx10265534 var run sshd usr sbin nologin studentx10011001 home student bin bash |
#sed 's/[:|/]/\t/g' /etc/passwd | tr -d [:punct:]
root x 0 0 root root bin bash daemon x 1 1 daemon usr sbin bin sh bin x 2 2 bin bin bin sh sys x 3 3 sys dev bin sh sync x 4 65534 sync bin bin sync games x 5 60 games usr games bin sh man x 6 12 man var cache man bin sh lp x 7 7 lp var spool lpd bin sh mail x 8 8 mail var mail bin sh news x 9 9 news var spool news bin sh ... backup x 34 34 backup var backups bin sh list x 38 38 Mailing List Manager var list bin sh irc x 39 39 ircd var run ircd bin sh gnats x 41 41 Gnats BugReporting System admin var lib gnats bin sh nobody x 65534 65534 nobody nonexistent bin sh libuuid x 100 101 var lib libuuid bin sh Debianexim x 101 103 var spool exim4 bin false user x 1000 1000 user home user bin bash sshd x 102 65534 var run sshd usr sbin nologin student x 1001 1001 home student bin bash |
#sed 's/[bin]/`1.txt`/g' /etc/passwd | tr -d [:punct:]
rootx00rootroot1txt1txt1txt1txtash daemo1txtx11daemo1txtusrs1txt1txt1txt1txt1txt1txtsh 1txt1txt1txtx221txt1txt1txt1txt1txt1txt1txt1txt1txtsh sysx33sysdev1txt1txt1txtsh sy1txtcx465534sy1txtc1txt1txt1txt1txt1txt1txtsy1txtc gamesx560gamesusrgames1txt1txt1txtsh ma1txtx612ma1txtvarcachema1txt1txt1txt1txtsh lpx77lpvarspoollpd1txt1txt1txtsh ma1txtlx88ma1txtlvarma1txtl1txt1txt1txtsh 1txtewsx991txtewsvarspool1txtews1txt1txt1txtsh ... 1txtackupx34341txtackupvar1txtackups1txt1txt1txtsh l1txtstx3838Ma1txtl1txt1txtg L1txtst Ma1txtagervarl1txtst1txt1txt1txtsh 1txtrcx39391txtrcdvarru1txt1txtrcd1txt1txt1txtsh g1txtatsx4141G1txtats BugReport1txt1txtg System adm1txt1txtvarl1txt1txtg1txtats1txt1txt1txtsh 1txto1txtodyx65534655341txto1txtody1txto1txtex1txtste1txtt1txt1txt1txtsh l1txt1txtuu1txtdx100101varl1txt1txtl1txt1txtuu1txtd1txt1txt1txtsh De1txt1txta1txtex1txtmx101103varspoolex1txtm41txt1txt1txtfalse userx10001000userhomeuser1txt1txt1txt1txtash sshdx10265534varru1txtsshdusrs1txt1txt1txt1txtolog1txt1txt stude1txttx10011001homestude1txtt1txt1txt1txt1txtash |
#sed 's/'bin'/`1.txt`/g' /etc/passwd | tr -d [:punct:]
rootx00rootroot1txtbash daemonx11daemonusrs1txt1txtsh 1txtx221txt1txt1txtsh sysx33sysdev1txtsh syncx465534sync1txt1txtsync gamesx560gamesusrgames1txtsh manx612manvarcacheman1txtsh lpx77lpvarspoollpd1txtsh mailx88mailvarmail1txtsh newsx99newsvarspoolnews1txtsh ... backupx3434backupvarbackups1txtsh listx3838Mailing List Managervarlist1txtsh ircx3939ircdvarrunircd1txtsh gnatsx4141Gnats BugReporting System adminvarlibgnats1txtsh nobodyx6553465534nobodynonexistent1txtsh libuuidx100101varliblibuuid1txtsh Debianeximx101103varspoolexim41txtfalse userx10001000userhomeuser1txtbash sshdx10265534varrunsshdusrs1txtnologin studentx10011001homestudent1txtbash |
#cat passwd | tr -d '^$'
root:x:0:0:root:/root:/bin/bash daemon:x:1:1:daemon:/usr/sbin:/bin/sh bin:x:2:2:bin:/bin:/bin/sh sys:x:3:3:sys:/dev:/bin/sh sync:x:4:65534:sync:/bin:/bin/sync games:x:5:60:games:/usr/games:/bin/sh man:x:6:12:man:/var/cache/man:/bin/sh lp:x:7:7:lp:/var/spool/lpd:/bin/sh mail:x:8:8:mail:/var/mail:/bin/sh news:x:9:9:news:/var/spool/news:/bin/sh ... backup:x:34:34:backup:/var/backups:/bin/sh list:x:38:38:Mailing List Manager:/var/list:/bin/sh irc:x:39:39:ircd:/var/run/ircd:/bin/sh gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh nobody:x:65534:65534:nobody:/nonexistent:/bin/sh libuuid:x:100:101::/var/lib/libuuid:/bin/sh Debian-exim:x:101:103::/var/spool/exim4:/bin/false user:x:1000:1000:user,,,:/home/user:/bin/bash sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin student:x:1001:1001::/home/student:/bin/bash |
#cat passwd | tr -d '\n'
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#cat passwd | tr -d '\n' | sed 's/[:|/]/\t/g'
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#cat passwd | tr -cd 'a'
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#cat passwd | tr -cd 'a'
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#cat passwd | tr -cd 'a'
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#cat passwd | tr -cd 'a'
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#cat passwd | tr -cd 'a'
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#cat passwd | tr -cd 'a'
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#cat passwd | tr -cd 'a'
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#cat passwd | tr -cd 'a'
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#cat passwd
root:x:0:0:root:/root:/bin/bash daemon:x:1:1:daemon:/usr/sbin:/bin/sh bin:x:2:2:bin:/bin:/bin/sh sys:x:3:3:sys:/dev:/bin/sh sync:x:4:65534:sync:/bin:/bin/sync games:x:5:60:games:/usr/games:/bin/sh man:x:6:12:man:/var/cache/man:/bin/sh lp:x:7:7:lp:/var/spool/lpd:/bin/sh mail:x:8:8:mail:/var/mail:/bin/sh news:x:9:9:news:/var/spool/news:/bin/sh ... backup:x:34:34:backup:/var/backups:/bin/sh list:x:38:38:Mailing List Manager:/var/list:/bin/sh irc:x:39:39:ircd:/var/run/ircd:/bin/sh gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh nobody:x:65534:65534:nobody:/nonexistent:/bin/sh libuuid:x:100:101::/var/lib/libuuid:/bin/sh Debian-exim:x:101:103::/var/spool/exim4:/bin/false user:x:1000:1000:user,,,:/home/user:/bin/bash sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin student:x:1001:1001::/home/student:/bin/bash |
#cat passwd | tr -dc a
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#cat passwd
root:x:0:0:root:/root:/bin/bash daemon:x:1:1:daemon:/usr/sbin:/bin/sh bin:x:2:2:bin:/bin:/bin/sh sys:x:3:3:sys:/dev:/bin/sh sync:x:4:65534:sync:/bin:/bin/sync games:x:5:60:games:/usr/games:/bin/sh man:x:6:12:man:/var/cache/man:/bin/sh lp:x:7:7:lp:/var/spool/lpd:/bin/sh mail:x:8:8:mail:/var/mail:/bin/sh news:x:9:9:news:/var/spool/news:/bin/sh ... backup:x:34:34:backup:/var/backups:/bin/sh list:x:38:38:Mailing List Manager:/var/list:/bin/sh irc:x:39:39:ircd:/var/run/ircd:/bin/sh gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh nobody:x:65534:65534:nobody:/nonexistent:/bin/sh libuuid:x:100:101::/var/lib/libuuid:/bin/sh Debian-exim:x:101:103::/var/spool/exim4:/bin/false user:x:1000:1000:user,,,:/home/user:/bin/bash sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin student:x:1001:1001::/home/student:/bin/bash |
#cat passwd | tr
![]() tr: пропущен операнд Попробуйте «tr --help» для получения более подробного описания. |
#cat passwd | tr -cd a
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#cat passwd | tr -cd a
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#cat passwd | tr -cd a
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#cat passwd | tr -cd a
|
#cat passwd | tr a b
root:x:0:0:root:/root:/bin/bbsh dbemon:x:1:1:dbemon:/usr/sbin:/bin/sh bin:x:2:2:bin:/bin:/bin/sh sys:x:3:3:sys:/dev:/bin/sh sync:x:4:65534:sync:/bin:/bin/sync gbmes:x:5:60:gbmes:/usr/gbmes:/bin/sh mbn:x:6:12:mbn:/vbr/cbche/mbn:/bin/sh lp:x:7:7:lp:/vbr/spool/lpd:/bin/sh mbil:x:8:8:mbil:/vbr/mbil:/bin/sh news:x:9:9:news:/vbr/spool/news:/bin/sh ... bbckup:x:34:34:bbckup:/vbr/bbckups:/bin/sh list:x:38:38:Mbiling List Mbnbger:/vbr/list:/bin/sh irc:x:39:39:ircd:/vbr/run/ircd:/bin/sh gnbts:x:41:41:Gnbts Bug-Reporting System (bdmin):/vbr/lib/gnbts:/bin/sh nobody:x:65534:65534:nobody:/nonexistent:/bin/sh libuuid:x:100:101::/vbr/lib/libuuid:/bin/sh Debibn-exim:x:101:103::/vbr/spool/exim4:/bin/fblse user:x:1000:1000:user,,,:/home/user:/bin/bbsh sshd:x:102:65534::/vbr/run/sshd:/usr/sbin/nologin student:x:1001:1001::/home/student:/bin/bbsh |
#cat passwd | tr -c -d a
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#cat passwd | tr -c -d 'a'
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#cat passwd | tr -c -d :
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#cat passwd | tr -c -d \a
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