program kocka;
uses crt;
var n = integer;
var i = integer;
var j = integer;
var k = integer;
var m = integer;
begin *oks*
clrscr; *sosem rt*
writeln('Kerem adja meg a negyzet oldalhosszat!');
readln(n);
m:=n;
clrscr;
for i:=1 to n do
begin
write('*');
end;
writeln('');
for j:=3 to n do
begin
write('*');
for k:=3 to n do
begin
write(' ');
end;
writeln('');
end;
for i:=1 to n do
begin
write('*');
end;
writeln('');
writeln('');
writeln('Nyomjom meg egy billentyut, ha elege van ebbol a negyzetbol!');
readkey;
end.