Baekjoon Online Judge - 11053
Review
- 나무위키 최장 증가 부분 수열를 참고해서 풀었다.
Code (JAVA)
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| import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer;
public class Main { public static void main(String args[]) throws IOException{ BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); int N = Integer.parseInt(bf.readLine()); int[] A = new int[N + 1]; int[] DP = new int[N + 1]; int ans = 1; StringTokenizer st = new StringTokenizer(bf.readLine()); for(int i = 1; i <= N; i++) { A[i] = Integer.parseInt(st.nextToken()); } for(int i = 1; i <= N; i++ ) { DP[i] = 1; for(int j = 1; j <= i; j++) { if(A[i] > A[j]) { DP[i] = Math.max(DP[i], DP[j] + 1); } } ans = Math.max(ans, DP[i]); } System.out.println(ans); } }
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