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Commit 4fa7a54

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issue #45 연속합 1912
1 parent cfcc9a6 commit 4fa7a54

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‎src/backjoon/_1912.java

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package backjoon;
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// https://www.acmicpc.net/problem/1912
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.util.StringTokenizer;
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public class _1912 {
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public static void main(String[] args) throws IOException {
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BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
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int N = Integer.parseInt(br.readLine());
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int[] numbers = new int[N];
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int[] dp = new int[N]; //누적합을 저장하는 배열 dp[2]면 dp[0]~dp[2]까지 누적합
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StringTokenizer st = new StringTokenizer(br.readLine(), " ");
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// numbers배열에 input 숫자들 담기
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for(int i=0; i<N; i++){
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numbers[i] = Integer.parseInt(st.nextToken());
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}
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// 초기화
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dp[0] = numbers[0];
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int max = numbers[0];
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for(int i=1; i<N; i++){
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dp[i] = Math.max(dp[i-1]+numbers[i], numbers[i]);
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// 최댓값 갱신
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max = Math.max(max, dp[i]);
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}
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System.out.println(max);
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}
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}

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