[JAVA]백준_2559_수열

문제링크

https://www.acmicpc.net/problem/2559

2559번: 수열

 

 

 

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {

	static int N,K;
	static int temp[];
	static int result = Integer.MIN_VALUE;
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		StringTokenizer st = new StringTokenizer(br.readLine());
		
		N = Integer.parseInt(st.nextToken());
		K = Integer.parseInt(st.nextToken());
		
		temp = new int[N];
		st = new StringTokenizer(br.readLine());
		for(int i=0;i<N;i++)
			temp[i] = Integer.parseInt(st.nextToken());
		
		for(int i=0;i<(N-K)+1;i++) {
			int sum = 0;
			for(int j=i;j<i+K;j++) 
				sum += temp[j];
			if(sum>result) result = sum;
		}
		System.out.println(result);
	}
	
}