All Medium Articles

Error Handling in C

Although C does not provide direct support to error handling (or exception handling), there are ways through which error handling can be done in C.… Read More

C Language

Minimum edges required to add to make Euler Circuit

Given a undirected graph of n nodes and m edges. The task is to find minimum edges required to make Euler Circuit in the given… Read More

Euler-Circuit

DSA

Graph

Triangle with no point inside

Given N points in 2-dimensional space, we need to find three points such that triangle made by choosing these points should not contain any other… Read More

DSA

Mathematical

Numbers whose bitwise OR and sum with N are equal

Given a non-negative integer N, the task is to find count of non-negative integers less than or equal to N whose bitwise OR and sum with… Read More

Bit Magic

DSA

Amazon Interview Experience | Set 346 (For SDE-1)

1st Round : Check if tree is a binary tree or binary search tree or not. Write a program to output power(m,n). Given an infinitely… Read More

Amazon

Experiences

Interview Experiences

Polygon Clipping | Sutherland–Hodgman Algorithm

A convex polygon and a convex clipping area are given. The task is to clip polygon edges using the Sutherland–Hodgman Algorithm. Input is in the… Read More

Misc

Introduction To Machine Learning using Python

Machine learning is a type of artificial intelligence (AI) that provides computers with the ability to learn without being explicitly programmed. Machine learning focuses on… Read More

Algorithms

DSA

Project

Python

TechTips

Compute nCr%p using Fermat Little Theorem

Given three numbers n, r and p, compute the value of nCr mod p. Here p is a prime number greater than n. Here nCr… Read More

binomial coefficient

factorial

Modular Arithmetic

number-theory

DSA

Mathematical

Output of C++ programs | Set 21

What will be the output of this program? #include<iostream> using namespace std; int x; // Global x int main() { int x = 10;… Read More

CPP-Output

Program Output

NZEC error in Python

While coding in various competitive sites, many people must have encountered NZEC errors. NZEC (non zero exit code) as the name suggests occurs when your… Read More

Competitive Programming

DSA

Python

POJO vs Java Beans

POJO stands for Plain Old Java Object. It is an ordinary Java object, not bound by any special restriction other than those forced by the… Read More

Misc

Python Program to detect the edges of an image using OpenCV | Sobel edge detection method

The following program detects the edges of frames in a livestream video content. The code will only compile in linux environment. Make sure that openCV is… Read More

Misc

K means Clustering – Introduction

K-Means Clustering is an Unsupervised Machine Learning algorithm, which groups the unlabeled dataset into different clusters. The article aims to explore the fundamentals and working… Read More

Machine Learning

Python

VMware Interview Experience | Set 8 (On-Campus for MTS – Propel Program)

VMware visited our campus to hire new graduates for their Propel Program. The CGPA cutoff was 7. Round 1 Online MCQ round. This had 3… Read More

VMWare

DSA

Dynamic Programming

Experiences

Hash

Interview Experiences

Linked List

Sorting

Sample Practice Problems on Complexity Analysis of Algorithms

Prerequisite: Asymptotic Analysis, Worst, Average and Best Cases, Asymptotic Notations, Analysis of loops. Problem 1: Find the complexity of the below recurrence: … Read More

Scala-Arrays

SQL-PL/SQL

TCS-coding-questions

Tek Systems

Analysis of Algorithms

DSA

Top 10 Interview Questions on Depth First Search (DFS)

Depth-first search (DFS) is an algorithm for traversing or searching tree or graph data structures. One starts at the root (selecting some arbitrary node as… Read More

DFS

interview-preparation

placement preparation

DSA

Graph

Output of Java Programs | Set 12

1) What is the output of the following program? Java public class Test implements Runnable { public void run() { System.out.printf("%d", 3); } public static… Read More

Java-Output

Java

Program Output

Largest subset of Graph vertices with edges of 2 or more colors

Given an undirected complete graph with N nodes or vertices. Edges of the graph are colored, find the largest subset of vertices with edges of… Read More

DSA

Graph

Modulo 10^9+7 (1000000007)

In most programming competitions, we are required to answer the result in 10^9+7 modulo. The reason behind this is, if problem constraints are large integers,… Read More

Modular Arithmetic

number-theory

Competitive Programming

DSA

Mathematical

Different ways of Reading a text file in Java

There are multiple ways of writing and reading a text file in Java. this is required while dealing with many applications. There are several ways… Read More

Java