use strict;
use warnings;

my $seen = '';
while(<DATA>) {
	my ($name, $phoneno, $address, $date, $salary) = split(/:/);
	next if $seen eq $name;
	$seen = $name;
	$salary += ($salary*10)/100;
	print "$name:$phoneno:$address:$date:$salary\n";
}
__DATA__
Barbara Kerz:385-573-8326:832 Ponce Drive, Gary, IN 83756:12/15/46:268500
Barbara Kerz:385-573-8326:832 Ponce Drive, Gary, IN 83756:12/15/46:268500
Barbara Kerz:385-573-8326:832 Ponce Drive, Gary, IN 83756:12/15/46:268500
Norma Corder:397-857-2735:74 Pine Street, Dearborn, MI 23874:3/28/45:245700
Norma Corder:397-857-2735:74 Pine Street, Dearborn, MI 23874:3/28/45:245700
Tommy Savage:408-724-0140:1222 Oxbow Court, Sunnyvale,CA 94087:5/19/66:34200
Tommy Savage:408-724-0140:1222 Oxbow Court, Sunnyvale,CA 94087:5/19/66:34200
Lesle Kerstin:408-456-1234:4 Harvard Square, Boston, MA 02133:4/22/62:52600
JonDeLoach:408-253-3122:123 Park St., San Jose, CA 94086:7/25/53:85100