diff --git a/divyansh85.java b/divyansh85.java new file mode 100644 index 0000000..cda5396 --- /dev/null +++ b/divyansh85.java @@ -0,0 +1,70 @@ + + +class Stack { + private int arr[]; + private int top; + private int capacity; + + // Creating a stack + Stack(int size) { + arr = new int[size]; + capacity = size; + top = -1; + } + + // Add elements into stack + public void push(int x) { + if (isFull()) { + System.out.println("OverFlow\nProgram Terminated\n"); + System.exit(1); + } + + System.out.println("Inserting " + x); + arr[++top] = x; + } + + // Remove element from stack + public int pop() { + if (isEmpty()) { + System.out.println("STACK EMPTY"); + System.exit(1); + } + return arr[top--]; + } + + // Utility function to return the size of the stack + public int size() { + return top + 1; + } + + // Check if the stack is empty + public Boolean isEmpty() { + return top == -1; + } + + // Check if the stack is full + public Boolean isFull() { + return top == capacity - 1; + } + + public void printStack() { + for (int i = 0; i <= top; i++) { + System.out.println(arr[i]); + } + } + + public static void main(String[] args) { + Stack stack = new Stack(5); + + stack.push(1); + stack.push(2); + stack.push(3); + stack.push(4); + + stack.pop(); + System.out.println("\nAfter popping out"); + + stack.printStack(); + + } +}