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