ӣţţ  ţţƽ̨  ţţ  ţţ  ţţ  ţţ¼  ţţ  ţţֱ  ţţ淨  ţţ½  ţţƻ  ţţƻ  ţţ淨  ţţ½  ţţ¼  ţţͼ  ţţ  ţţ  ţţ  ţţ