()û۹ȭ, Բϴ ȭ
()û۹ȭ 10 12() 7 30 û۹ȭȸ 忡 ȭ ȭ в, , Ѵ. ̹ 10 12() ϴ в, , ѱ ǥϴ 빮 <>, ȿ < >, < > ǰ, 20 , 40 , 60 Ʒ ߾ ΰ ִ ǰ̴. ()û۹ȭ ڴ ȭ ؼ ڶ ̵ Ծ μ߿ ְ, ư ȭ ȭ ϴ ε鿡 ȭ ִ ȸ 帮 Ѵ. ε پ ȭ α Ͽ, ȭ ִ پ ȸ ε ȭ 屸 ų ֵ ּ ϰڴ. ߴ.