HashMap in Java Explained in Simple English with Examples.
HashMap in Java is a part of the Java Collection Framework which stores data in the form of Key and Value pairs where the key is a unique
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How to Sort an Array of 0s, 1s and 2s in Java
Given an array A[] of 0s, 1s, and 2s of size N, the task is to write a function that can sort an array of 0s, 1s and 2s in ascending order
How to Rotate an Array in Java
In this blog, we will learn what exactly array rotation is? And how to rotate an array either in the left or the right direction.
How to Calculate the leaders in an Array
Leaders in an array are those elements that are greater than the elements on their right-hand side in the array...
Time Complexity of Algorithms Explained with Examples
Time Complexity of algorithms is the amount of time taken by an algorithm to run, as a function of the length of the input..