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BOJ 11053 : ๊ฐ์ฅ ๊ธด ์ฆ๊ฐํ๋ ๋ถ๋ถ ์์ด (Python) ๋ณธ๋ฌธ
์๊ณ ๋ฆฌ์ฆ/๋ฐฑ์ค ํ์ด
BOJ 11053 : ๊ฐ์ฅ ๊ธด ์ฆ๊ฐํ๋ ๋ถ๋ถ ์์ด (Python)
adorableco 2023. 2. 6. 17:50๋ฐ์ํ
๋ฌธ์
https://www.acmicpc.net/problem/11053
11053๋ฒ: ๊ฐ์ฅ ๊ธด ์ฆ๊ฐํ๋ ๋ถ๋ถ ์์ด
์์ด A๊ฐ ์ฃผ์ด์ก์ ๋, ๊ฐ์ฅ ๊ธด ์ฆ๊ฐํ๋ ๋ถ๋ถ ์์ด์ ๊ตฌํ๋ ํ๋ก๊ทธ๋จ์ ์์ฑํ์์ค. ์๋ฅผ ๋ค์ด, ์์ด A = {10, 20, 10, 30, 20, 50} ์ธ ๊ฒฝ์ฐ์ ๊ฐ์ฅ ๊ธด ์ฆ๊ฐํ๋ ๋ถ๋ถ ์์ด์ A = {10, 20, 10, 30, 20, 50} ์ด
www.acmicpc.net
์ฝ๋
a = int(input())
dp = [1] * a
array = list(map(int, input().split()))
for i in range(1,a):
for j in range(0,i):
if array[j] < array[i]:
dp[i] = max(dp[i], dp[j]+1)
print(max(dp))
LIS(Longest Increasing Subsequence)
- ์ ํ์ : ๋ชจ๋ 0 ≤ j < i ์ ๋ํ์ฌ, D[i] = max(D[i], D[j]+1) if array[j] < array[i]
์์ ์ ํ์์ ์ด์ฉํด์ ํผ๋ค.
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