ӣţţ  ţţƻ  ţţ¼  ţţע  ţţ¼  ţţ  ţţ  ţţ  ţţͼ  ţţֱ  ţţ  ţţע  ţţ½  ţţ  ţţ  ţţ¼  ţţƭ  ţţ  ţţ  ţţƭ