#!/usr/bin/perl

use strict;
use warnings;

my (@res);
while(<>){
    my @add = $_ =~ /([\w\.]+\@[\w]+\.[\w]+.*?)[^\w\.]/g;    
    $_ =~ s/\.$// for @add;
    push @res, @add;
}
my %uniq;
$uniq{$_}++ for @res;
@res = sort  keys %uniq;

print join ";", @res;

##</code><code>##

51
E-MAIL ADDRESSES OF GMs AND DRMs ON IR
RLY	GM E-Mail	Division	DRM E-Mail
CR	gm@cr.railnet.gov.in	Mumbai	drm@bb.railnet.gov.in
Bhusawal	drm@bsl.railnet.gov.in
Pune	drm@pa.railnet.gov.in
Nagpur	drm@ngp.railnet.gov.in
Solapur	drm@sur.railnet.gov.in
ER 	gm@er.railnet.gov.in	Howrah	drmhwh@er.railnet.gov.in
Sealdah	drmsdah@er.railnet.gov.in
Asansol	drmasn@er.railnet.gov.in
Malda	drmmldt@er.railnet.gov.in
ECR 	gm@ecr.railnet.gov.in	Danapur	drmdnr@ecr.railnet.gov.in
Dhanbad	drmdhn@ecr.railnet.gov.in
Mughalsarai	drmmgs@ecr.railnet.gov.in
Samastipur	drmspj@ecr.railnet.gov.in
Sonpur	drmsee@ecr.railnet.gov.in
ECoR    	gm@eastcoastrailway.gov.in  	Khurda Road	drmkur@eastcoastrailway.gov.in
Sambalpur	drmsbp@eastcoastrailway.gov.in
Waltair	drmwat@eastcoastrailway.gov.in
NR 	gm@nr.railnet.gov.in	Delhi	drm@dli.railnet.gov.in
Ambala	drm@umb.railnet.gov.in
Moradabad	drm@mb.railnet.gov.in
Lucknow	drm@lko.railnet.gov.in
Ferozepur	drm@fzr.railnet.gov.in
NCR    	gm@ncr.railnet.gov.in  	Allahabad	drm@ald.railnet.gov.in
Jhansi	drm@jhs.railnet.gov.in
Agra	drm@agc.railnet.gov.in
NER	gm@ner.railnet.gov.in	Izzatnagar	drmizn@ner.railnet.gov.in
Lucknow	drmljn@ner.railnet.gov.in
Varanasi	drmbsb@ner.railnet.gov.in
NFR	gm@nfr.railnet.gov.in	Katihar	drmkir@nfr.railnet.gov.in
Alipurduar	drmapdj@nfr.railnet.gov.in
Tinsukhia	drmtsk@nfr.railnet.gov.in
Lumding	drmlmg@nfr.railnet.gov.in
Rangia	drmrny@nfr.railnet.gov.in
NWR	gm@nwr.railnet.gov.in	Jaipur	drmjp@nwr.railnet.gov.in
Ajmer	drmaii@nwr.railnet.gov.in
Bikaner	drmbkn@nwr.railnet.gov.in
Jodhpur	drmju@nwr.railnet.gov.in
SR	gm@sr.railnet.gov.in	Chennai	drmmas@sr.railnet.gov.in
Madurai	drmmdu@sr.railnet.gov.in
Salem	drmsa@sr.railnet.gov.in
Palghat	drmpgt@sr.railnet.gov.in
Tiruchirapalli	drmtpj@sr.railnet.gov.in
Trivandrum	drmtvc@sr.railnet.gov.in
SCR	gm@scr.railnet.gov.in	Secundrabad	drmsc@scr.railnet.gov.in
Hyderabad	drmshyb@scr.railnet.gov.in
Guntkal	drmgtl@scr.railnet.gov.in
Guntur	drmgnt@scr.railnet.gov.in
Nanded	drmned@scr.railnet.gov.in
Vijayawada	drmbza@scr.railnet.gov.in

##</code><code>##

drm@agc.railnet.gov.in;drm@ald.railnet.gov.in;drm@bb.railnet.gov.in;drm@bsl.railnet.gov.in;drm@dli.railnet.gov.in;drm@fzr.railnet.gov.in;drm@jhs.railnet.gov.in;drm@lko.railnet.gov.in;drm@mb.railnet.gov.in;drm@ngp.railnet.gov.in;drm@pa.railnet.gov.in;drm@sur.railnet.gov.in;drm@umb.railnet.gov.in;drmaii@nwr.railnet.gov.in;drmapdj@nfr.railnet.gov.in;drmasn@er.railnet.gov.in;drmbkn@nwr.railnet.gov.in;drmbsb@ner.railnet.gov.in;drmbza@scr.railnet.gov.in;drmdhn@ecr.railnet.gov.in;drmdnr@ecr.railnet.gov.in;drmgnt@scr.railnet.gov.in;drmgtl@scr.railnet.gov.in;drmhwh@er.railnet.gov.in;drmizn@ner.railnet.gov.in;drmjp@nwr.railnet.gov.in;drmju@nwr.railnet.gov.in;drmkir@nfr.railnet.gov.in;drmkur@eastcoastrailway.gov.in;drmljn@ner.railnet.gov.in;drmlmg@nfr.railnet.gov.in;drmmas@sr.railnet.gov.in;drmmdu@sr.railnet.gov.in;drmmgs@ecr.railnet.gov.in;drmmldt@er.railnet.gov.in;drmned@scr.railnet.gov.in;drmpgt@sr.railnet.gov.in;drmrny@nfr.railnet.gov.in;drmsa@sr.railnet.gov.in;drmsbp@eastcoastrailway.gov.in;drmsc@scr.railnet.gov.in;drmsdah@er.railnet.gov.in;drmsee@ecr.railnet.gov.in;drmshyb@scr.railnet.gov.in;drmspj@ecr.railnet.gov.in;drmtpj@sr.railnet.gov.in;drmtsk@nfr.railnet.gov.in;drmtvc@sr.railnet.gov.in;drmwat@eastcoastrailway.gov.in;gm@cr.railnet.gov.in;gm@eastcoastrailway.gov.in;gm@ecr.railnet.gov.in;gm@er.railnet.gov.in;gm@ncr.railnet.gov.in;gm@ner.railnet.gov.in;gm@nfr.railnet.gov.in;gm@nr.railnet.gov.in;gm@nwr.railnet.gov.in;gm@scr.railnet.gov.in;gm@sr.railnet.gov.in