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