参考代码:
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int n = scanner.nextInt();//物品个数 int m = scanner.nextInt();//背包能装重量 int[] Wi = new int[n+1];//物品的重量 int[] Vi = new int[n+1];//物品的价值 for (int i = 1; i <= n; i++) { Wi[i] = scanner.nextInt(); Vi[i] = scanner.nextInt(); } int[][] dp = new int[n+1][m+1]; for (int i = 1; i <= n; i++) { for (int j = 1; j <= m; j++) { if(Wi[i]>j) { dp[i][j] = dp[i-1][j]; }else{ dp[i][j] = Math.max(dp[i-1][j], Vi[i]+dp[i-1][j-Wi[i]]); } } } System.out.println(dp[n][m]); } }
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