added Stack class in java

GauravWalia19 · Dec 16, 2018 · d8f834a · d8f834a
1 parent c37831b
commit d8f834a
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diff --git a/Java/Data-Structures/STACKS/INBUILT-STACK/Stacks.java b/Java/Data-Structures/STACKS/INBUILT-STACK/Stacks.java
@@ -0,0 +1,19 @@
+import java.util.Stack;
+public class Stacks
+{
+    public static void main(String[] args)
+    {
+        Stack<Integer> S = new Stack<Integer>();
+        S.push(1);
+        S.push(2);
+        S.push(3);
+        S.pop();
+        S.push(4);
+
+        System.out.println(S);
+        System.out.println("size: "+S.size());
+        System.out.println("empty: "+S.empty());
+        System.out.println("peek: "+S.peek());
+        System.out.println("search: "+S.search(1));
+    }
+}
diff --git a/Java/README.md b/Java/README.md
@@ -35,6 +35,7 @@
 * LINKED STACK
   * [Linked Stack](Data-Structures/STACKS/LINKED-STACK/LinkedStack.java)
 * INBUILT STACKS
+  * [Stack class](Data-Structures/STACKS/INBUILT-STACK/Stacks.java)
 * MISC STACKS
 
 ### :rocket: DYNAMIC PROGRAMMING

diff --git a/datastructures.md b/datastructures.md
@@ -129,6 +129,7 @@ Indexer for Data Structures Lover
 * docs
 * implementation
   * [C++](C++/Data-Structures/STACKS/stack.cpp)
+  * [JAVA](Java/Data-Structures/STACKS/INBUILT-STACK/Stacks.java)
 
 #### MISC STACKS