From 3606d3441d8f20a523789f9d8d2198853d2dbe5d Mon Sep 17 00:00:00 2001
From: Pragati Kalra <43950367+Pragati-Kalra@users.noreply.github.com>
Date: Fri, 2 Oct 2020 11:03:56 +0530
Subject: [PATCH] 0-1 Knapsack

Python program to implement 0-1 knapsack
---
 0/0/0/0-1 Knapsack | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 0/0/0/0-1 Knapsack

diff --git a/0/0/0/0-1 Knapsack b/0/0/0/0-1 Knapsack
new file mode 100644
index 0000000..3dbba7c
--- /dev/null
+++ b/0/0/0/0-1 Knapsack	
@@ -0,0 +1,27 @@
+def knapSack(W, wt, val, n): 
+  
+   
+    if n == 0 or W == 0 : 
+        return 0
+  
+    # If weight of the nth item is more than Knapsack of capacity 
+    # W, then this item cannot be included in the optimal solution 
+    if (wt[n-1] > W): 
+        return knapSack(W, wt, val, n-1) 
+  
+    # return the maximum of two cases: 
+    # (1) nth item included 
+    # (2) not included 
+    else: 
+        return max(val[n-1] + knapSack(W-wt[n-1], wt, val, n-1), 
+                   knapSack(W, wt, val, n-1)) 
+  
+# end of function knapSack 
+  
+# To test above function 
+val = [60, 100, 120] 
+wt = [10, 20, 30] 
+W = 50
+n = len(val) 
+print knapSack(W, wt, val, n) 
+