Posts

Showing posts from January 4, 2017

Implementing Queue In Java

import java.util.*; class arrayQueue {     protected int Queue[] ;     protected int front, rear, size, len;     //Constructor     public arrayQueue(int n)     {         size = n;         len = 0;         Queue = new int[size];         front = -1;         rear = -1;     }       //Function to check if queue is empty     public boolean isEmpty()     {         return front == -1;     }       //Function to check if queue is full     public boolean isFull()     {         return front==0 && rear == size -1 ;     }       //Function to get the size of the queue     public int getSize()     {         return len ;  ...