ӣţţ  ţţ  ţţ  ţţ  ţţ¼  ţţͼ  ţţ  ţţ  ţţע  ţţ淨  ţţ  ţţ  ţţ  ţţ  ţţ  ţţƻ  ţţ  ţţ½  ţţ淨  ţţ