An element is leader if it is greater than all the elements to its right side. And the rightmost element is always a leader. For example...

Exponential Search It works in O(Log n) time.We have discussed, linear search, binary search for this problem. Exponential search...

Interpolation Search Algo and its implementation in java The Interpolation Search is an improvement over Binary Search for instances,...

Jump Search A jump search or block search refers to a search algorithm for ordered lists.Like Binary Search, Jump Search is a searching...

Bidirectional Search We know our traditional searching algorithms to search for a goal vertex starting from a source vertex using...

Noble integers in an array or count of greater elements is equal to value?. Explanation: Given an array arr[], find a Noble integer in...

Java Memory Model The Java memory model specifies how the Java virtual machine works with the computer's memory (RAM). The Java virtual...

Java Memory Architecture and Garbage Collection Algorithms(Part 1) Java Memory Architecture and Garbage Collection Algorithms Peeling...

CountDownLatch in Java: It is used to make sure that a task waits for other threads before it starts. To understand its application,...

Garbage Collection in Java All about Garbage Collection in Java/Android. In other programming language, it is programmer’s...

Collections.reverseOrder() in Java with Examples java.util.Collections.reverseOrder() method is a java.util.Collections class method. //...

Collections.shuffle() in Java with Examples java.util.Collections.shuffle() is a java.util.Collections class method. // Shuffles...

What is the difference between HTTP & HTTPS? What is SSL? Ans: HTTP stands for Hypertext Transfer Protocol responsible for exchange of...

Solution: Traverse the list and count the number of 0s, 1s and 2s. Let the counts be node1, node2 and node3 respectively. Traverse...

Android Application Design and Development Principles for Seamless Experience For any application,there are some if's and but's.i mean...

Question: Find the element that appears once Input: arr[] = {12, 1, 12, 3, 12, 1, 1, 2, 3, 3} Output: 2 Explanation: Given an...

Given two strings, the task is to find if a string can be obtained by rotating another string two places. Input : string1 = "amazon" ...

What is a Constructor? Constructors are used to initialize the object’s state. Like methods, a constructor also contains collection of...

Amazon Interview Question asked:Number of subsequences of the form a^i b^j c^k Given a string, count number of subsequences of the form...

Android WeChat Login: To integrate Wechat in your Android Application.you need 3 things: 1)AppId 2)Package Name 3)SH1 :Generated...