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