diff --git a/Intermediate/Java/project_45.java b/Intermediate/Java/project_45.java
new file mode 100644
index 0000000..4ff49ff
--- /dev/null
+++ b/Intermediate/Java/project_45.java
@@ -0,0 +1,31 @@
+/* 0-1 Knapsack */
+// Solved by Rohit14Mondal
+class Knapsack {
+
+
+	static int max(int a, int b) { return (a > b) ? a : b; }
+
+	static int knapSack(int W, int wt[], int val[], int n)
+	{
+		// Base Case
+		if (n == 0 || W == 0)
+			return 0;
+
+		if (wt[n - 1] > W)
+			return knapSack(W, wt, val, n - 1);
+
+	
+		else
+			return max(val[n - 1] + knapSack(W - wt[n - 1], wt, val, n - 1),
+					knapSack(W, wt, val, n - 1));
+	}
+
+	public static void main(String args[])
+	{
+		int val[] = new int[] { 60, 100, 120 };
+		int wt[] = new int[] { 10, 20, 30 };
+		int W = 50;
+		int n = val.length;
+		System.out.println(knapSack(W, wt, val, n));
+	}
+}