program  lap;
uses crt;
begin
clrscr;
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
writeln('chao cac ban den voi pascal');
readln;
end.