[백준] 16194번 카드 구매하기 2

https://www.acmicpc.net/problem/16194

16194번: 카드 구매하기 2

 

 

import java.util.*;
import java.io.*;

public class Main {

    public static void main(String[] args) throws Exception {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        int N = Integer.parseInt(br.readLine());
        int[] arr = new int[N + 1];
        int[] dp = new int[N + 1];
        StringTokenizer st = new StringTokenizer(br.readLine());
        for(int i = 1; i <= N; i++) {
            arr[i] = Integer.parseInt(st.nextToken());
            dp[i] = Integer.MAX_VALUE;
        }


        for(int i = 1; i <= N ; i++) {
            for(int j = 1; j <= i; j++) {
            	dp[i] = Math.min(dp[i], dp[i-j] + arr[j]);
            }
        }
        System.out.println(dp[N]);
    }
}