while not EOF (tx) do
begin
readln(tx,ts);
uid:=pos(':',ts);
nam1:=copy(ts,1,uid-1);
delete(ts,1,uid);
uid:=pos(':',ts);
delete(ts,1,uid);
namb1:=copy(ts,1,uid-1);
if namb1='500' then
write(nam1)
end;
close(tx);
getname:=nam1;
end;
function getgroup(gid:integer):string;
const q='/etc/group';
var ts,nam,namb:string;
t:text;
begin
assign(t,q);
reset(t);
while not EOF (t) do
begin
readln(t,ts);
gid:=pos(':',ts);
nam:=copy(ts,1,gid-1);
delete(ts,1,gid);
gid:=pos(':',ts);
delete(ts,1,gid);
namb:=copy(ts,1,gid-1);
if namb='500' then
write(nam);
end;
close(t);
getgroup:=nam;
end;
function gettype(mode:integer):char;
begin
if S_ISREG(mode) then
gettype:='-'
else
if S_ISDIR(mode) then
gettype:='d'
else
if S_ISCHR(mode) then
gettype:='c'
else
if S_ISBLK(mode) then
gettype:='b'
else
if S_ISFIFO(mode) then
gettype:='p'
else
gettype:='l';
end;
function getrights(mode:integer):string;
const
sympr:array [0..7] of string=(
'---', {0}
'--x', {1}
'-w-', {2}
'-wx', {3}
'r--', {4}
'r-x', {5}
'rw-', {6}
'rwx' {7}
);
specsympr:array [0..7] of string=(
'---', {0}
'--t', {1}
'-s-', {2}
'-st', {3}
's--', {4}
's-t', {5}
'ss-', {6}