[๋ฐฑ์ค€ - 1026] ๋ณด๋ฌผ ๐Ÿฅ•

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๋ฌธ์ œํ’€์ด

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โ“ Problem

๐Ÿค” How

  1. ์ฃผ์–ด์ง€๋Š” A ๋ฆฌ์ŠคํŠธ์™€ B ๋ฆฌ์ŠคํŠธ๋Š” 0 ์ด์ƒ์˜ ์ •์ˆ˜ ๋ฐฐ์—ด์ด๋‹ค.
  2. B ๋ฆฌ์ŠคํŠธ๋ฅผ ์ •๋ ฌํ•˜๋ฉด ์•ˆ๋œ๋‹ค.
  3. S=A[i] B[i] ๊ฐ€ ์ตœ์†Œ๊ฐ’์ด ๋˜๋ ค๋ฉด A[i] B[i] ์˜ ํ•ฉ์ด ์ตœ์†Œ๊ฐ’์ด ๋˜์–ด์•ผํ•œ๋‹ค.
  4. B์˜ max ์ธ๋ฑ์Šค๋ฅผ ์ฐพ์•„ ์ •๋ ฌ๋œ A[i] ๋ฅผ ๊ฐ ๊ณฑํ•ด์ค€๋‹ค. A[i]๋Š” ์ตœ์†Œ B[i] ๋Š” ์ตœ๋Œ€๊ฐ’์ด ๋˜์–ด์•ผํ•œ๋‹ค.
  5. ์ด๋“ค์˜ ํ•ฉ์„ ๋ฐ˜ํ™˜ํ•œ๋‹ค.

A ์˜ ์ˆ˜๋ฅผ ์žฌ๋ฐฐ์—ดํ•˜์ž๊ณ  ํ•˜์ง€๋งŒ ์ถœ๋ ฅ ํ•˜๊ณ ์ž ํ•˜๋Š”๋‹ต์€ S์˜ ์ตœ์†Œ๊ฐ’์ด๋‹ค. ๋ฌธ์ œ์™€๋Š” ๋ณ„๊ฒŒ๋กœ ์ •๋ ฌํ•ด์„œ ํ’€์–ด๋„ ๋ฉ”๋ชจ๋ฆฌ๋‚˜ ์‹œ๊ฐ„์ดˆ๊ณผ๊ฐ€ ๋‚˜์ง€ ์•Š๋Š” ๋„‰๋„‰ํ•œ๋ฌธ์ œ๋‹ค ๊ทธ๋Ÿฌ๋‚˜ ๋ฌธ์ œํ’€์ด์˜ ์˜๋„์— ๋งž๋„๋ก ํ’€์–ด๋ณด์•˜๋‹ค.

โ— Solve

# ๋ณด๋ฌผ
import sys
input = sys.stdin.readline

if __name__ == "__main__":

    n = int(input())
    A_list = sorted(list(map(int, input().split())))
    B_list = list(map(int, input().split()))
    answer = 0

    for i in range(n):
        max_B = max(B_list)
        answer += A_list[i] * B_list[B_list.index(max_B)]
        B_list.remove(max_B)

    print(answer)
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