diff --git a/Arraydeque.java b/Arraydeque.java new file mode 100644 index 0000000..9c2dbb4 --- /dev/null +++ b/Arraydeque.java @@ -0,0 +1,40 @@ +///Implementaion of Deque using ArrayDeque +//--->ArrayDeque does not support concurrent access by multiple threads. +//-->ArrayDeque class is likely to be faster than Stack when used as a stack. +//-->ArrayDeque class is likely to be faster than LinkedList when used as a queue. +import java.util.*; + +public class Arraydeque +{ + static Scanner sc = new Scanner(System.in); + public static void main(String[] args) { + Deque deque = new ArrayDeque(); + + for (int i=0;i<6;i++){ + deque.add(sc.nextInt()); + } + System.out.println(deque); + //add at end + deque.add(23); + //add at first + deque.addFirst(25); + //add at last + deque.addLast(46); + // get first + System.out.println(deque.getFirst()); + // get Last + System.out.println(deque.getLast()); + //push element at head; + deque.push(89); + System.out.println(deque); + //pop element from end + deque.pop(); + System.out.println(deque); + //remove element first element + deque.removeFirst(); + System.out.println(deque); + // remove last element + deque.removeLast(); + System.out.println(deque); + } +}