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Author: coder-2433

Practice9.java

@@ -0,0 +1,55 @@
+package DP;
+
+import java.util.Arrays;
+import java.util.Scanner;
+
+public class Practice9 {
+
+    public static int fun(int ind , int wts[] ,int wt,int costs[], int dp[][]){
+        if(ind == wts.length - 1){
+            return wt >= wts[ind] ? costs[ind] : 0;
+        }
+        if(dp[ind][wt] != -1){
+            return dp[ind][wt];
+        }
+
+        int take = 0;
+        if(wts[ind] <= wt){
+            take = costs[ind] + fun(ind + 1, wts, wt - wts[ind], costs,dp);
+        }
+        int notTake = fun(ind + 1, wts, wt , costs,dp);
+
+        return dp[ind][wt] = Math.max(take, notTake);
+    }
+    
+
+    public static void main(String[] args) {
+        
+        Scanner sc = new Scanner(System.in);
+
+        int n = sc.nextInt();
+        int wt = sc.nextInt();
+
+        int arr[] = new int[n];
+        int arr2[] = new int[n];
+
+        for(int i = 0; i < n; i++){
+            arr[i] = sc.nextInt();
+        }
+        for(int i = 0; i < n; i++){
+            arr2[i] = sc.nextInt();
+        }
+
+        int dp[][] = new int[n][wt + 1];
+
+       
+        for(int it[] : dp){
+            Arrays.fill(it, -1);
+        }
+       
+
+        
+        System.out.println(fun(0, arr, wt, arr2 , dp));
+
+    }
+}