HackMD
Math Study Guide
Basic Mathematical Operations
Arithmetic and Logic
Fundamental arithmetic operations and logical reasoning.
Exponentiation
Problems involving power operations.
Find the Winner
Problems determining the winner in various game scenarios.
- 🟨 3222. Find the Winning Player in Coin Game [Solution]
- 🟨 3227. Vowels Game in a String [Solution]
- 🟨 3232. Find if Digit Game Can Be Won [Solution]
Factorization
Problems involving factorials and related concepts.
Permutations
Problems related to permutations and sequences.
Prime Numbers
Problems involving prime numbers and related algorithms.
Sieve of Eratosthenes
An efficient algorithm for finding all prime numbers up to a given limit.
Square Numbers
Problems involving perfect squares and related concepts.
Geometry
Problems involving geometric concepts and calculations.
Square Properties
Understanding and utilizing properties of squares.
Number Systems and Representation
Roman Numerals
Problems involving conversion between Roman and Arabic numerals.
Number Manipulation
Problems involving manipulation and analysis of numeric values.
Graph Theory
Mathematical problems related to graph structures.
Special Graph Structures
Problems involving unique graph configurations.
Problem Difficulty Legend
- 🟩 Easy
- 🟨 Medium
- 🟧 Medium-Hard
- 🟥 Hard
- ⬛ Very Hard
