๊ตฌ์„ฑ 2์—์„œ ๊ตฌ์„ฑ 1์œผ๋กœ ๊ฐ€๋„๋ก ์„ค์ •ํ–ˆ๋Š”๋ฐ ๊ฑ ๊ตฌ์„ฑ 3์œผ๋กœ ๋„˜์–ด๊ฐ