๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

ํ•ฉ๋ณ‘์ •๋ ฌ1

10. ํ•ฉ๋ณ‘์ •๋ ฌ (merge sort) - ๋ถ„ํ• ์ •๋ณต์•Œ๊ณ ๋ฆฌ์ฆ˜(Divide and Conquer) ๊ทธ๋ƒฅ ๋ง ๊ทธ๋Œ€๋กœ, ๋ฐฐ์—ด์„ ๋ถ„ํ• ํ•˜๊ณ , ํ•ด๊ฒฐํ•˜๊ณ , ... ์ด๋ฅผ ๋ฐ˜๋ณตํ•˜๋Š” ์•Œ๊ณ ๋ฆฌ์ฆ˜์ด๋‹ค. 1. ๋ถ„ํ•  : ํ•ด๊ฒฐํ•˜๊ณ ์ž ํ•˜๋Š” ๋ฌธ์ œ๋ฅผ ์ž‘์€ ํฌ๊ธฐ์˜ ๋™์ผํ•œ ๋ฌธ์ œ๋“ค๋กœ ๋ถ„ํ•  2. ์ •๋ณต : ๊ฐ๊ฐ์˜ ์ž‘์€ ๋ฌธ์ œ๋ฅผ ์ˆœํ™˜์ ์œผ๋กœ ํ•ด๊ฒฐ 3. ํ•ฉ๋ณ‘ : ์ž‘์€ ๋ฌธ์ œ์˜ ํ•ด๋ฅผ ํ•ฉํ•˜์—ฌ(merge), ์›๋ž˜ ๋ฌธ์ œ์— ๋Œ€ํ•œ ํ•ด๋ฅผ ๊ตฌํ•จ ๋Œ€ํ‘œ์ ์ธ ๋ถ„ํ• ์ •๋ณต์•Œ๊ณ ๋ฆฌ์ฆ˜์—๋Š” ํ•ฉ๋ณ‘์ •๋ ฌ(merge sort)๊ณผ ํ€ต์ •๋ ฌ(quick sort)์ด ์žˆ๋‹ค. ๋ถ„ํ• ์€ ํ•˜๋‚˜์˜ ํฐ ๋ฌธ์ œ๋ฅผ ๊ฐ์ž ์ž‘์€ ๋ฌธ์ œ๋กœ ๋‚˜๋ˆ„๋Š” ๊ฒƒ์ด๋‹ค. ์ด ๊ฐ๊ฐ์˜ ์ž‘์€ ๋ฌธ์ œ๋“ค์€ ์›๋ž˜ ๋ฌธ์ œ์™€ ๋™์ผํ•œ ๋ฌธ์ œ์—ฌ์•ผ ํ•œ๋‹ค. ์ •๋ณต์ด๋ผ๋Š” ์˜๋ฏธ๋Š” ๊ฐ๊ฐ์˜ ์ž‘์€ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๋Š” ๊ฒƒ์ด๋‹ค. ์œ„์˜ ๊ทธ๋ฆผ์€ ํ•ฉ๋ณ‘์ •๋ ฌ์„ ๊ฐ„๋‹จํ•˜๊ฒŒ ํ‘œํ˜„ํ•œ ์˜ˆ์ด๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด ์œ„์˜ ๋ฐฐ์—ด์—์„œ ์ตœ๋Œ“๊ฐ’์„ ๊ตฌํ•˜๋Š” ๋ฌธ์ œ๋ฅผ .. 2020. 10. 15.