Thinking #003

-์ž์‹ ์„ ์‚ฌ๋ž‘ํ•˜๊ณ  ๊ฐ€์น˜ ์žˆ๋Š” ์งˆ๋ฌธ์„ ๋ฉˆ์ถ”์ง€ ์•Š๋Š” ์‚ฌ๋žŒ-