const
n=5;
var
mass: array[1..n] of integer;
i:integer;
begin
for i:=1 to n do
readln(mass[i]);
for i:=1 to n do
if mass[i]<0 then write (mass[i]);
for i:=1 to n do
if mass[i]>0 then write (mass[i]);
end.
const
n=5;
var
mass: array[1..n] of integer;
i:integer;
begin
for i:=1 to n do
readln(mass[i]);
for i:=1 to n do
if mass[i]<0 then write (mass[i]);
for i:=1 to n do
if mass[i]>0 then write (mass[i]);
end.