29:
uses crt;
var n,i,j,kt:integer;
a:array[1..100]of integer;
begin
clrscr;
readln(n);
for i:=1 to n do
readln(a[i]);
for i:=1 to n do
if a[i]>1 then
begin
kt:=0;
for j:=2 to trunc(sqrt(a[i])) do
if a[i] mod j=0 then kt:=1;
if kt=0 then write(a[i]:4);
end;
readln;
end.