document.writeln("Số lượt truy cập: ");
document.writeln("");
document.writeln("");
document.writeln(" 1");
document.writeln(" 3");
document.writeln(" 6");
document.writeln(" 7");
document.writeln(" 9");
document.writeln(" 6");
document.writeln(" 2");
document.writeln(" 6");
document.writeln("");
document.writeln("");