27212 1

๋ฐฑ์ค€ 27212 ๋ฏธํŒ… - ํŒŒ์ด์ฌ

https://www.acmicpc.net/problem/27212 27212๋ฒˆ: ๋ฏธํŒ… ์˜ค๋Š˜์€ A๋Œ€ํ•™์˜ ํ•™์ƒ $N$๋ช…๊ณผ B๋Œ€ํ•™์˜ ํ•™์ƒ $M$๋ช…์ด ๋งŒ๋‚˜๋Š” ๋‚ ์ด๋‹ค. ์ด๋“ค์ด ๋งŒ๋‚˜๋Š” ์žฅ์†Œ์—๋Š” ํฌ๊ณ  ๊ธธ์ด๊ฐ€ ๊ธด ์‹ํƒ์ด ํ•˜๋‚˜ ์žˆ์–ด์„œ, ํ•œ์ชฝ์—๋Š” A๋Œ€ํ•™ ํ•™์ƒ์ด, ๋‹ค๋ฅธ ํ•œ์ชฝ์—๋Š” B๋Œ€ํ•™ ํ•™์ƒ์ด ์•‰์„ ์˜ˆ์ •์ด www.acmicpc.net ์•…์ˆ˜ ์–˜๊ธฐ๋งŒ ๋“ค์—ˆ์„ ๋•Œ๋Š” ์ „๊นƒ์ค„ ๋ฌธ์ œ๊ฐ€ ๋– ์˜ฌ๋ž๋Š”๋ฐ ๊ฐ‘์ž๊ธฐ ๋งŒ์กฑ๋„๋ฅผ ๊ตฌํ•˜๋ผ๊ณ  ํ•œ๋‹ค. DP๋กœ ์ ‘๊ทผํ•ด์„œ ํ•ด๊ฒฐํ–ˆ๋‹ค. dp[a][b]๋Š” A๋Œ€ํ•™ a๋ฒˆ ํ•™์ƒ์ด B๋Œ€ํ•™์—์„œ b๋ฒˆ ์ดํ•˜์˜ ํ•™์ƒ๊ณผ ์•…์ˆ˜๋ฅผ ํ•  ์ˆ˜ ์žˆ์„ ๋•Œ ์–ป์„ ์ˆ˜ ์žˆ๋Š” ์ด๋งŒ์กฑ๋„์˜ ์ตœ๋Œ“๊ฐ’์œผ๋กœ ์ •ํ–ˆ๋‹ค. ๋ง์ด ์ด์ƒํ•œ๋ฐ, ์˜ˆ๋ฅผ ๋“ค์–ด ๋ฌธ์ œ์˜ ์˜ˆ์ œ๋ฅผ ์‚ด์ง ๋ณ€ํ˜•ํ•ด์„œ ์•„๋ž˜์™€ ๊ฐ™์€ ์กฐ๊ฑด์ด ์žˆ๋‹ค๊ณ  ์น˜์ž. W = | 10 1 | | 1 10 | A = [1, 2] B..

๋ฐฑ์ค€ 2023.01.14