๐Ÿ—๏ธ Algorithm/๐ŸŸฉ ๋ฐฑ์ค€

๐ŸŸฉ [๋ฐฑ์ค€] [Python] [Silver2] 11722๋ฒˆ_๊ฐ€์žฅ ๊ธด ๊ฐ์†Œํ•˜๋Š” ๋ถ€๋ถ„ ์ˆ˜์—ด

Dbswnstjd 2023. 3. 31. 16:30

๋ฌธ์ œ

https://www.acmicpc.net/problem/11722

 

11722๋ฒˆ: ๊ฐ€์žฅ ๊ธด ๊ฐ์†Œํ•˜๋Š” ๋ถ€๋ถ„ ์ˆ˜์—ด

์ˆ˜์—ด A๊ฐ€ ์ฃผ์–ด์กŒ์„ ๋•Œ, ๊ฐ€์žฅ ๊ธด ๊ฐ์†Œํ•˜๋Š” ๋ถ€๋ถ„ ์ˆ˜์—ด์„ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ์ˆ˜์—ด A = {10, 30, 10, 20, 20, 10} ์ธ ๊ฒฝ์šฐ์— ๊ฐ€์žฅ ๊ธด ๊ฐ์†Œํ•˜๋Š” ๋ถ€๋ถ„ ์ˆ˜์—ด์€ A = {10, 30, 10, 20, 20, 10} 

www.acmicpc.net

ํ’€์ด

# ๋ฐฑ์ค€ 11722๋ฒˆ ๋ฌธ์ œ - ๊ฐ€์žฅ ๊ธด ๊ฐ์†Œํ•˜๋Š” ๋ถ€๋ถ„์ˆ˜์—ด
n = int(input())
arr = list(map(int, input().split()))

dp = [1] * n
for i in range(n):
    for j in range(1, i):
        if arr[i] < arr[j]:
            dp[i] = max(dp[i], dp[j]+1)
print(max(dp))