๋ก๋ฉ์ค..
๋ณด๋ค
์ด๋ฒคํธ
๋ธ๋ก๊ทธ
์์ฅ
ํ์ด์ง
๋
Pi is wonderful,pi can change the life ๐งฌ
๋ ๋ก๋
ํญ๋ชฉ์ ๊ตฌ๋งคํ๋ ค๊ณ ํฉ๋๋ค. ๊ณ์ํ์๊ฒ ์ต๋๊น?
