Math & Geometry

AP or GP Identification

Automatic Braking Logic

Clock Angle Problem

Closest Color Comparison

Divisor Game

Excel Sheet Column Number

Excel Sheet Column Title

Fizz Buzz

Fuel Consumption Calculator

Greatest Common Divisor

Greatest Common Divisor of Strings

Happy Number

Human-Readable Time Utility

Nim Game

Palindrome Number

Prime Number Optimization

Relationship Between Circles

Roman to Integer

Strobogrammatic Number

The Door Flip Puzzle

Time Conversion

Toy Distribution

Ugly Number

3D Camera Field of View Check

3D Point Orientation

Adding Two Negabinary Numbers

Angle Between Hands of a Clock

Bulb Switcher

Chocolate Wrapper Puzzle

Convert USD Currency to Words

Count Primes

Count Working Days

Divide Two Integers Without Using Division Operator

Divisibility by 11

Elimination Game

Elo Rating System Implementation

Factorial Trailing Zeroes

Find the Child Who Has the Ball After K Seconds

Find the First Day Reaching Target

Fractional Shares Inventory Management

GCD Pair Count

Greatest Common Divisor of an Array

Max Points on a Line

Max Unique Exponent

Minimum Factorization

Minimum Paper Folds Puzzle

Multiply Strings - String Multiplication Without Built-in Libraries

Next Greater Element III

Nth Number in Custom Number System

Number of Days Between Two Dates

Number of Ways to Buy Pens and Pencils

Number to Words (USD Currency)

Point in Polygon (GPS Coordinate Check)

Rectangle Area

Reverse Integer

Rotate Image

Set Matrix Zeroes

Spiral Matrix

Stream Divisibility

String to Integer (atoi)

Symmetrical Vertical Line

The kth Factor of n

Water and Jug Problem

Best Position for a Service Centre

Binary String Divisible by 3

Consecutive Numbers Sum

Count Array Pairs Divisible by K

Count Good Subsequences

Expression Add Operators

Horizontal Trapezoids

Integer to English Words

Largest Palindrome Product

Minimum Array Length via Mod Operations

Perfect Rectangle

Reaching Points