Merge pull request #41 from White-Seeker/StackImplementation

Stack Implementation

java-program/StackImplementation.java

@@ -0,0 +1,41 @@
+public class StackImplementation{
+   private int maxSize;
+   private long[] stackArray;
+   private int top;
+
+   public MyStack(int s) {
+      maxSize = s;
+      stackArray = new long[maxSize];
+      top = -1;
+   }
+   public void push(long j) {
+      stackArray[++top] = j;
+   }
+   public long pop() {
+      return stackArray[top--];
+   }
+   public long peek() {
+      return stackArray[top];
+   }
+   public boolean isEmpty() {
+      return (top == -1);
+   }
+   public boolean isFull() {
+      return (top == maxSize - 1);
+   }
+   public static void main(String[] args) {
+      MyStack theStack = new MyStack(10); 
+      theStack.push(10);
+      theStack.push(20);
+      theStack.push(30);
+      theStack.push(40);
+      theStack.push(50);
+
+      while (!theStack.isEmpty()) {
+         long value = theStack.pop();
+         System.out.print(value);
+         System.out.print(" ");
+      }
+      System.out.println("");
+   }
+}