Create BJ_12865_평범한배낭.java

Author: kn9012

250414/BJ_12865_평범한배낭.java

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+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.StringTokenizer;
+
+/**
+ * 백준 12865번 평범한 배낭
+ * - dp 
+ */
+
+public class Main {
+	public static void main(String[] args) throws IOException {
+		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+		StringTokenizer st = new StringTokenizer(br.readLine());
+		
+		int N = Integer.parseInt(st.nextToken());
+		int K = Integer.parseInt(st.nextToken());
+		
+		int object[][] = new int[N + 1][2];
+		int dp[][] = new int[N + 1][K + 1];
+		
+		for (int i = 1; i <= N; i++) {
+			st = new StringTokenizer(br.readLine());
+			
+			object[i][0] = Integer.parseInt(st.nextToken());
+			object[i][1] = Integer.parseInt(st.nextToken());
+		}
+		
+		for (int i = 1; i <= N; i++) {
+			for (int j = 1; j <= K; j++) {
+				if (j >= object[i][0]) dp[i][j] = Math.max(dp[i - 1][j], dp[i - 1][j - object[i][0]] + object[i][1]);
+				else dp[i][j] = dp[i - 1][j];
+			}
+		}
+		
+		System.out.println(dp[N][K]);
+	}
+}