# Category Algorithm

## Time and Space Complexities of Popular Algorithms

Big-O Complexity This is the algorithm’s worst-case complexity. Time complexity – It is defined as the number of times a particular instruction has been executed rather than the total time taken by the entire program execution. Space Complexity – It…

## Binary Tree Implementation Java

In Data Structures binary trees is a very important topic. A binary tree is a hierarchical tree-like data structure which contains nodes and at most 2 children. Usually, we call these children left and right children or subtrees. Terms in…

## Binary Search Algorithm | Beginner’s Algorithm

Binary search mainly used in searching element from sorted array, we divide the array into two half to reduce the time complexities, we repeat this this untill we get the required element. Prerequisite – The array must be sorted. Time…

## Linear Search Algorithm Java | Beginners Algorithm

In Linear Search Algorithm, we search an element from an array, from one end to another end until we get the required element. It is also called as sequential algorithm. Time Complexity – O(n) Space Complextiy – 1 Algorithm with…

## Selection Sort Algorithm Java | Beginner’s Algorithm

Selection sort algorithm is also one of the easiest algorithm. I have a taken an array as arr[ ] = {5, 3, 2, 1, 6} as an example. The result will be arr[]={1,2,3,5,6}. Logic – Selection Sort Algorithm selects the…

## Bubble Sort Algorithm Java | Beginner’s Algorithm

Bubble sort algorithm is the simple algorithm which uses swapping technique to sort the elements in the array. I have a taken an array as arr[ ] = {5, 3, 2, 1, 6} as an example. Logic – We need…

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